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ZAAL, P. A., WATERS, L. B. F. M., GEBALLE, T. R., MARLBOROUGH, J. M. <ASTR. AP., 326, 237> 971018 EMISSION FEATURES IN BR-ALPHA AND BR-GAMMA SPECTRA OF NORMAL O AND B STARS ZAITSEVA, G. V., KOLOTILOV, E. A., PETROV, P. P., TARASOV, A. E., SHENAVRIN, V. I., SHCHERBAKOV, A. G. <SOV. AST. (LETTERS), 11, 109> 850326 THE 1983-1984 BRIGHT STATE OF RY TAURI: SPECTROSCOPY AND PHOTOMETRY ZAJTSEVA, G. V., LYUTYI, V. M. <ASTROFIZIKA, 15, 48> 790119 PHOTOMETRIC INVESTIGATION AND RAPID PERIODICITY OF RR TAU ZAMORANO, J., GALLEGO, J., REGO, M., VITORES, A. G., GONZALEZ-RIESTRA, R. <A. J., 104, 1000> 920902 UCM 2257+2438, A NEW NARROW-LINE SEYFERT 1 GALAXY ZAPATERO OSORIO, M. R., MARTIN, E. L., REBOLO, R. <ASTR. AP., 323, 105> 970713 BROWN DWARFS IN THE PLEIADES CLUSTER. II. J, H AND K PHOTOMETRY ZAPATERO OSORIO, M. R., REBOLO, R., MARTIN, E. L., BASRI, G., MAGAZZU, A., HODGKIN, S. T., JAMESON, R. F., COSSBURN, M. R. <AP. J. (LETTERS), 491, L81> 971210 NEW BROWN DWARFS IN THE PLEIADES CLUSTER ZAPPALA, R. R. <AP. J., 187, 257> 740105 ON THE NATURE OF BD-10 4462 ZAPPALA, R. R., BECKLIN, E. E., MATTHEWS, K., NEUGEBAUER, G. <AP. J., 192, 109> 740805 ANGULAR DIAMETER OF IRC+10011 AT 2.2, 10, AND 20 MICRON ZARITSKY, D., RIX, H. -W. <AP. J., 477, 118> 970305 LOPSIDED SPIRAL GALAXIES AND A LIMIT ON THE GALAXY ACCRETION RATE ZARRO, D. M., ZIRIN, H. <AP. J., 304, 365> 860507 THE DEPENDENCE OF HE I 10830 ABSORPTION STRENGTH UPON X-RAY EMISSION IN LATE-TYPE STARS ZAVAGNO, A., COX, P., BALUTEAU, J. -P. <ASTR. AP., 259, 241> 920615 A QUANTITATIVE STUDY OF THE 7.7 AND 11.3 MICRON EMISSION BANDS BASED ON IRAS/LRS SPECTRA ZAVAGNO, A., DEHARVENG, L., CAPLAN, J. <ASTR. AP., 281, 491> 940104 A NEW YOUNG STELLAR OBJECT IN THE S 187 COMPLEX: PHOTOMETRY AND SPECTROSCOPY ZAVAGNO, A., MOLINARI, S., TOMMASI, E., SARACENO, P., GRIFFIN, M. <ASTR. AP., 325, 685> 970916 YOUNG STELLAR OBJECTS IN LYNDS 1641: A SUBMILLIMETRE CONTINUUM STUDY ZEALEY, W. J., WILLIAMS, P. M., SANDELL, G. <ASTR. AP., 140, L31> 841122 INFRARED MAPPING OF THE HERBIG-HARO COMPLEX HH 7-11 IN THE S(1) EMISSION LINE OF MOLECULAR HYDROGEN ZEALEY, W. J., WILLIAMS, P. M., SANDELL, G., TAYLOR, K. N. R., RAY, T. P. <ASTR. AP., 262, 570> 920919 MOLECULAR HYDROGEN EMISSION IN HERBIG-HARO COMPLEXES. III. OUTFLOWS WITH JETS ZEALEY, W. J., WILLIAMS, P. M., TAYLOR, K. N. R., STOREY, J. W. V., SANDELL, G. <ASTR. AP., 158, L9> 860420 MOLECULAR HYDROGEN EMISSION IN HH COMPLEXES. I. AS 353A/HH 32 ZEILIK II, M. <A. J., 84, 1566> 791001 NEAR-INFRARED OBSERVATIONS OF TWO FAR-INFRARED SOURCES IN THE W3 REGION: G133.8+1.4 (W3N) AND G133.982+1.14 (BS4) ZEILIK II, M. <A. J., 84, 341> 790309 LARGE-BEAM NEAR-INFRARED AND 24-GHZ OBSERVATIONS OF M8 ZEILIK II, M. <ASTR. AP., 46, 319> 760103 INFRARED EMISSION FROM S 157 A AND S 252 A ZEILIK II, M., HECKERT, P. A. <A. J., 82, 824> 771009 LARGE-BEAM INFRARED OBSERVATIONS OF COMPACT HII REGIONS ZEILIK II, M., HECKERT, P. A., COHEN, N. L. <A. J., 84, 1323> 790904 NEAR-INFRARED AND RADIO OBSERVATIONS OF IRC-10442 (GL5268S) ZEILIK II, M., KLEINMANN, D. E., WRIGHT, E. L. <AP. J., 199, 401> 750706 G45.5+0.1 AND G45.1+0.1: COMPACT INFRARED SOURCES ZEILIK II, M., LADA, C. J. <AP. J., 222, 896> 780607 NEAR-INFRARED AND CO OBSERVATIONS OF W40 AND W48 ZEILIK, M., COX, D. A., LEDLOW, M. J., RHODES, M., HECKERT, P. A., BUDDING, E. <AP. J., 363, 647> 901107 LONG-TERM STARSPOT ACTIVITY OF SHORT-PERIOD RS CANUM VENATICORUM STARS. IV. WY CANCRI ZEILIK, M., HECKERT, P., HENSON, G., SMITH, P. <A. J., 87, 1304> 820908 INFRARED PHOTOMETRY OF BETA LYRAE: 1977-1982 ZENNER, S., LENZEN, R. <ASTR. AP. SUPPL., 101, 363> 931020 NEAR-INFRARED IMAGES OF IRAS GALAXIES ZEPF, S. E. <AP. J., 407, 448> 930404 THE FREQUENCY OF MERGERS IN COMPACT GROUPS ZHANG, C. Y., HARVEY, P. M., SMITH, B. J., COLOME, C., DIFRANCESCO, J. <AP. J., 425, 687> 940416 HIGH-RESOLUTION FAR-INFRARED OBSERVATIONS OF THE RING NEBULA ZHANG, C. Y., HARVEY, P. M., SMITH, B. J., COLOME, C., DIFRANCESCO, J. <AP. J., 452, 308> 951008 HIGH-RESOLUTION FAR-INFRARED MAPPING OF THE STAR-FORMING REGION RCW 122C ZHANG, C. Y., KWOK, S. <AP. J., 385, 255> 920113 THE SPECTRA OF IC 418 AND IC 5117 FROM 1.5 TO 1.75 MICRONS ZHANG, C. Y., KWOK, S. <ASTR. AP., 237, 479> 901019 IRAS SPECTROSCOPIC OBSERVATIONS OF YOUNG PLANETARY NEBULAE ZHANG, C. Y., KWOK, S. <ASTR. AP., 250, 179> 911014 SPECTRAL ENERGY DISTRIBUTION OF COMPACT PLANETARY NEBULAE ZHANG, C. Y., LAUREIJS, R. J., CHLEWICKI, G., CLARK, F. O., WESSELIUS, P. R. <ASTR. AP., 218, 231> 890719 DUST RING AROUND LAMDA ORIONIS ZHANG, C. Y., LAUREIJS, R. J., CLARK, F. O. <ASTR. AP., 196, 236> 880515 IRAS STUDY OF THE SERPENS MOLECULAR CLOUD II. THE SERPENS CORE ZHANG, C. Y., LAUREIJS, R. J., CLARK, F. O., WESSELIUS, P. R. <ASTR. AP., 199, 170> 880620 IRAS STUDY OF THE SERPENS MOLECULAR CLOUD I. LARGE SCALE ZHANG, C. Y., LEENE, A., POTTASCH, S. R., MO, J. E. <ASTR. AP., 178, 247> 870525 IRAS OBSERVATION OF THE DUMBBELL NEBULA ZHANG, Y. -H., XIE, G. -Z. <ASTR. AP. SUPPL., 119, 199> 961003 INFRARED PROPERTIES OF OJ 287 ZHEKOV, S. A., HUNT, L. K., TOMOV, T., GENNARI, S. <ASTR. AP., 309, 800> 960516 MWC 560: A VIEW FROM THE NEAR-INFRARED ZHOU, S., JAFFE, D. T., HOWE, J. E., GEIS, N., HERRMANN, F., MADDEN, S. C., POGLITSCH, A., STACEY, G. J. <AP. J., 419, 190> 931205 THE [C II] 158 MICRON EMISSION FROM THE HORSEHEAD NEBULA ZHOU, S., WYNN-WILLIAMS, C. G., SANDERS, D. B. <AP. J., 409, 149> 930507 IMAGING OF LUMINOUS INFRARED GALAXIES AT 3.4 MICRONS ZICKGRAF, F. -J., HUMPHREYS, R. M., LAMERS, H. J. G. L. M., SMOLINSKI, J., WOLF, B., STAHL, O. <ASTR. AP., 315, 510> 961101 SPECTROSCOPIC STUDY OF THE OUTFLOWING DISK WINDS OF B[E] SUPERGIANTS IN THE MAGELLANIC CLOUDS ZICKGRAF, F. -J., KOVACS, J., WOLF, B., STAHL, O., KAUFER, A., APPENZELLER I. <ASTR. AP., 309, 505> 960521 R4 IN THE SMALL MAGELLANIC CLOUD: A SPECTROSCOPIC BINARY WITH A B[E]/LBV-TYPE COMPONENT ZICKGRAF, F. -J., STAHL, O., WOLF, B. <ASTR. AP., 260, 205> 920719 IR SURVEY OF OB EMISSION-LINE STARS IN THE SMC: DETECTION OF A NEW B[E] SUPERGIANT, AV172 ZICKGRAF, F. -J., WOLF, B., STAHL, O., HUMPHREYS, R. M. <ASTR. AP., 220, 206> 890812 S18: A NEW B[E] SUPERGIANT IN THE SMALL MAGELLANIC CLOUD WITH EVIDENCE FOR AN EXCRETION DISK ZICKGRAF, F. -J., WOLF, B., STAHL, O., LEITHERER, C., APPENZELLER, I. <ASTR. AP., 163, 119> 860722 B(E)-SUPERGIANTS OF THE MAGELLANIC CLOUDS ZICKGRAF, F. -J., WOLF, B., STAHL, O., LEITHERER, C., KLARE, G. <ASTR. AP., 143, 421> 850212 THE HYBRID SPECTRUM OF THE LMC HYPERGIANT R126 ZIJLSTRA, A. A. <M. N. R. A. S., 248, 11P> 910119 THE NATURE OF G25.5+0.2 ZIJLSTRA, A. A., GAYLARD, M. J., TE LINTEL HEKKERT, P., MENZIES, J., NYMAN, L. -A., SCHWARZ, H. E. <ASTR. AP., 243, L9> 910320 IRAS 07027-7934: THE LINK BETWEEN OH/IR STARS AND CARBON-RICH PLANETARY NEBULAE ZIJLSTRA, A. A., LOUP, C., WATERS, L. B. F. M., WHITELOCK, P. A., VAN LOON, J. TH., GUGLIELMO, F. <M. N. R. A. S., 279, 32> 960318 OBSCURED ASYMPTOTIC GIANT BRANCH STARS IN THE MAGELLANIC CLOUDS-II. NEAR-INFRARED AND MID-INFRARED COUNTERPARTS ZIJLSTRA, A. A., POTTASCH, S. R. <ASTR. AP., 216, 245> 890622 LOW MASS PLANETARY NEBULAE NEAR THE GALACTIC CENTRE ZIJLSTRA, A. A., POTTASCH, S. R., BIGNELL, C. <ASTR. AP. SUPPL., 79, 329> 890923 A CATALOGUE OF VLA RADIO CONTINUUM OBSERVATIONS OF PLANETARY NEBULAE WITH THE VERY LARGE ARRAY ZIJLSTRA, A. A., TE LINTEL HEKKERT, P., POTTASCH, S. R., CASWELL, J. L., RATAG, M., HABING, H. J. <ASTR. AP., 217, 157> 890619 OH MASER EMISSION FROM YOUNG PLANETARY NEBULAE ZIJLSTRA, A. A., VAN HOOF, P. A. M., CHAPMAN, J. M., LOUP, C. <ASTR. AP., 290, 228> 941003 RADIO AND INFRARED EMISSION FROM A [WC]-TYPE PLANETARY NEBULA IN THE LMC ZINN, R., PERSSON, S. E. <AP. J., 247, 849> 810804 THE AGES AND METALLICITIES OF THE GLOBULAR CLUSTERS IN THE FORNAX DWARF SPHEROIDAL GALAXY ZINNECKER, H., BASTEIN, P., ARCORAGI, J. -P., YORKE, H. W. <ASTR. AP., 265, 726> 921126 SUBMILLIMETER DUST CONTINUUM OBSERVATIONS OF THREE LOW LUMINOSITY PROTOSTELLAR IRAS SOURCES ZINNECKER, H., MUNDT, R., GEBALLE, T. R., ZEALEY, W. J. <AP. J., 342, 337> 890706 HIGH SPECTRAL RESOLUTION OBSERVATIONS OF THE H2 2.12 MICRON LINE IN HERBIG-HARO OBJECTS ZIRIN, H. <AP. J. (LETTERS), 152, L177> 680603 HE-3 IN SEVERAL MAGNETIC STARS ZIRIN, H. <AP. J., 208, 414> 760908 FURTHER OBSERVATIONS OF THE 10830A HELIUM LINE IN STARS AND THEIR SIGNIFICANCE AS A MEASURE OF STELLAR ACTIVITY ZIRIN, H. <AP. J., 260, 655> 820905 10830 HE I OBSERVATIONS OF 455 STARS ZIRIN, H. <NATURE, 259, 466> 760214 FE XIII LINE IN R AQUARII ZIRIN, H., LIGGETT, M. A. <AP. J., 259, 719> 820808 THE VARIABLE HE 10830A LINE OF ALGOL ZITELLI, V., GRANATO, G. L., MANDOLESI, N., WADE, R., DANESE, L. <AP. J. SUPPL., 84, 185> 930115 A NEAR-INFRARED STUDY OF A HOMOGENEOUS SAMPLE OF OPTICALLY SELECTED ACTIVE GALACTIC NUCLEI. I. THE OBSERVATIONS ZIURYS, L. M., APPONI, A. J., PHILLIPS, T. G. <AP. J., 433, 729> 940925 EXOTIC FLUORIDE MOLECULES IN IRC+10216: CONFIRMATION OF ALF AND SEARCHES FOR MGF AND CAF ZMUIDZINAS, J., BETZ, A. L., GOLDHABER, D. M. <AP. J. (LETTERS), 307, L75> 860802 OBSERVATIONS OF NEUTRAL ATOMIC CARBON AT 809 GHZ ZOU, Z. L., XIA, X. Y., DENG, Z. G., SU, H. J. <M. N. R. A. S., 252, 593> 911023 THE PROPORTION OF ULTRALUMINOUS IRAS GALAXIES IN INTERACTING SYSTEMS ZUCKERMAN, B., BECKLIN, E. E. <AP. J. (LETTERS), 319, L99> 870812 A SEARCH FOR BROWN DWARFS AND LATE M DWARFS IN THE HYADES AND THE PLEIADES ZUCKERMAN, B., BECKLIN, E. E. <AP. J. (LETTERS), 406, L25> 930310 INFRARED OBSERVATIONS OF THE REMARKABLE MAIN-SEQUENCE STAR HD 98800 ZUCKERMAN, B., BECKLIN, E. E. <AP. J., 386, 260> 920209 COMPANIONS TO WHITE DWARFS: VERY LOW-MASS STARS AND THE BROWN DWARF CANDIDATE GD 165B ZUCKERMAN, B., BECKLIN, E. E. <AP. J., 414, 793> 930906 SUBMILLIMETER STUDIES OF MAIN-SEQUENCE STARS ZUCKERMAN, B., BECKLIN, E. E., MACINTOSH, B. A., BIDA, T. <A. J., 113, 764> 970204 A COMPANION TO THE WHITE DWARF G261-43 ZUCKERMAN, B., BECKLIN, E. E., MCLEAN, I. S., PATTERSON, J. <AP. J., 400, 665> 921204 THE INFRARED COUNTERPART OF THE ECLIPSING X-RAY BINARY H0253+193 ZUCKERMAN, B., GATLEY, I. <AP. J., 324, 501> 880105 MOLECULAR HYDROGEN MAPS OF EXTENDED PLANETARY NEBULAE: THE DUMBBELL, THE RING, AND NGC 2346 ZUCKERMAN, B., WEBB, R. A., BECKLIN, E. E., MCLEAN, I. S., MALKAN, M. A. <A. J., 114, 805> 970830 BY DRACONIS IS A TRIPLE STAR SYSTEM ZWICKY, F., OKE, J. B., NEUGEBAUER, G., SARGENT, W. L. W., FAIRALL, A. P. <P. A. S. P., 82, 93> 700202 THE VARIABLE COMPACT GALAXY ZW 0039.5+4003 ZYLKA, R., MEZGER, P. G., LESCH, H. <ASTR. AP., 261, 119> 920721 ANATOMY OF THE SAGITTARIUS A COMPLEX. II. 1300 MICRON AND 870 MICRON CONTINUUM OBSERVATIONS OF SGR A* AND ITS SUBMM/IR SPECTRUM ZYLKA, R., MEZGER, P. G., WARD-THOMPSON, D., DUSCHL, W. J., LESCH, H. <ASTR. AP., 297, 83> 950516 ANATOMY OF THE SAGITTARIUS A COMPLEX. IV. SGR A* AND THE CENTRAL CAVITY REVISITED |