THE TRUE SHAPES OF THE DUMBBELL AND THE RINGKWOK, Sun; CHONG, Sze-Ning; KONING, Nico et al.The Astrophysical journal. 2008, Vol 689, Num 1, pp 219-224, issn 0004-637X, 6 p., 1Article

Spectroscopy of six highly evolved Abell planetary nebulaePHILLIPS, J. P; CUESTA, Luis; KEMP, S. N et al.Monthly Notices of the Royal Astronomical Society. 2005, Vol 357, Num 2, pp 548-558, issn 0035-8711, 11 p.Article

Suzaku reveals helium-burning products in the X-ray-emitting planetary nebula BD +30 3639MURASHIMA, M; KOKUBUN, M; MAKISHIMA, K et al.The Astrophysical journal. 2006, Vol 647, Num 2, issn 0004-637X, L131-L134, 2Article

Infrared observations of the helix planetary nebulaHORA, Joseph L; LATTER, William B; SMITH, Howard A et al.The Astrophysical journal. 2006, Vol 652, Num 1, pp 426-441, issn 0004-637X, 16 p., 1Article

MULTIPLE AND PRECESSING COLLIMATED OUTFLOWS IN THE PLANETARY NEBULA IC 4634GUERRERO, Martin A; MIRANDA, Luis F; RIERA, Angels et al.The Astrophysical journal. 2008, Vol 683, Num 1, pp 272-286, issn 0004-637X, 15 p., 1Article

Abundances of planetary nebulae NGC 2022, NGC 6818 and IC 4191POTTASCH, S. R; BEINTEMA, D. A; FEIBELMAN, W. A et al.Astronomy and astrophysics (Berlin. Print). 2005, Vol 436, Num 3, pp 953-965, issn 0004-6361, 13 p.Article

Raman-scattered he II λλ850, 6545 in the young and compact planetary nebula IC 5117LEE, Hee-Won; JUNG, Yang-Chan; SONG, In-Ok et al.The Astrophysical journal. 2006, Vol 636, Num 2, pp 1045-1053, issn 0004-637X, 9 p., 1Article

DISCOVERY OF A MULTIPOLAR STRUCTURE WITH AN EQUATORIAL DISK IN NGC 6072KWOK, Sun; THONG, Sze-Ning; HSIA, Chih-Hao et al.The Astrophysical journal. 2010, Vol 708, Num 1, pp 93-100, issn 0004-637X, 8 p., 1Article

INDEPENDENT EMISSION AND ABSORPTION ABUNDANCES FOR PLANETARY NEBULAEWILLIAMS, Robert; JENKINS, Edward B; BALDWIN, Jack A et al.The Astrophysical journal. 2008, Vol 677, Num 2, pp 1100-1119, issn 0004-637X, 20 p., 1Article

Faint recombination lines in Galactic PNe with a [WC]nucleusGARCIA-ROJAS, J; PENA, M; PEIMBERT, A et al.Astronomy and astrophysics (Berlin. Print). 2009, Vol 496, Num 1, pp 139-152, issn 0004-6361, 14 p.Article

DETECTION OF FLUORINE IN THE HALO PLANETARY NEBULA BoBn 1. EVIDENCE FOR A BINARY PROGENITOR STAROTSUKA, Masaaki; IZUMIURA, Hideyuki; TAJITSU, Akito et al.The Astrophysical journal. 2008, Vol 682, Num 2, issn 0004-637X, L105-L108, 2Article

Sequence structure emission in the red rectangle bandsSHARP, R. G; REILLY, N. J; KABLE, S. H et al.The Astrophysical journal. 2006, Vol 639, Num 1, pp 194-203, issn 0004-637X, 10 p., 1Article

A FIREWORK OF H₂ KNOTS IN THE PLANETARY NEBULA NGC 7293 (THE HELIX NEBULA)MATSUURA, M; SPECK, A. K; MCHUNU, B. M et al.The Astrophysical journal. 2009, Vol 700, Num 2, pp 1067-1077, issn 0004-637X, 11 p., 1Article

ELECTRON TEMPERATURES OF PLANETARY NEBULAE DETERMINED FROM THE He I DISCONTINUITIESZHANG, Y; YUAN, H.-B; HUA, C.-T et al.The Astrophysical journal. 2009, Vol 695, Num 1, pp 488-495, issn 0004-637X, 8 p., 1Article

Three-dimensional photoionization structure and distances of planetary nebulae. III. NGC 6781SCHWARZ, Hugo E; MONTEIRO, Hektor.The Astrophysical journal. 2006, Vol 648, Num 1, pp 430-434, issn 0004-637X, 5 p., 1Article

NGC 6778: a disrupted planetary nebula around a binary central starGUERRERO, M. A; MIRANDA, L. F.Astronomy and astrophysics (Berlin. Print). 2012, Vol 539, issn 0004-6361, A47.1-A47.9, 1Article

XMM-newton observations of the bipolar planetary nebulae NGC 2346 and MGC 7026GRUENDL, Robert A; GUERRERO, Martin A; CHU, You-Hua et al.The Astrophysical journal. 2006, Vol 653, Num 1, pp 339-344, issn 0004-637X, 6 p., 1Article

IPHAS extinction distances to planetary nebulaeGIAMMANCO, C; SALE, S. E; PHILLIPPS, S et al.Astronomy and astrophysics (Berlin. Print). 2011, Vol 525, issn 0004-6361, A58.1-A58.11, 1Article

NEON AND SULFUR ABUNDANCES OF PLANETARY NEBULAE IN THE MAGELLANIC CLOUDSBERNARD-SALAS, J; POTTASCH, S. R; GUTENKUNST, S et al.The Astrophysical journal. 2008, Vol 672, Num 1, pp 274-286, issn 0004-637X, 13 p., 1Article

The Origin and Shaping of Planetary Nebulae: Putting the Binary Hypothesis to the TestDE MARCO, Orsola.Publications of the Astronomical Society of the Pacific. 2009, Vol 121, Num 878, pp 316-342, issn 0004-6280, 27 p.Article

Fluorine abundances in planetary nebulaeZHANG, Y; LIU, X.-W.The Astrophysical journal. 2005, Vol 631, Num 1, pp L61-L64, issn 0004-637X, 2Article

A MULTIWAVELENGTH ANALYSIS OF THE HALO PLANETARY NEBULA DdDm-1HENRY, R. B. C; KWITTER, K. B; DUFOUR, R. J et al.The Astrophysical journal. 2008, Vol 680, Num 2, pp 1162-1173, issn 0004-637X, 12 p., 1Article

MID-INFRARED OBSERVATIONS OF PLANETARY NEBULA BD +30 3639 : EVOLUTION AND DISTRIBUTION OF UNIDENTIFIED IR BAND CARRIERSMATSUMOTO, Hiroko; SAKON, Itsuki; TAKAHASHI, Hidenori et al.The Astrophysical journal. 2008, Vol 677, Num 2, pp 1120-1131, issn 0004-637X, 12 p., 1Article

PROTO-PLANETARY NEBULAE AS EXPLOSIONS : BULLETS VERSUS JETS AND NEBULAR SHAPINGDENNIS, Timothy J; CUNNINGHAM, Andrew J; FRANK, Adam et al.The Astrophysical journal. 2008, Vol 679, Num 2, pp 1327-1337, issn 0004-637X, 11 p., 1Article

Multiple coaxial rings in the bipolar nebula hubble 12KWOK, Sun; CHIH HAO HSIA.The Astrophysical journal. 2007, Vol 660, Num 1, pp 341-345, issn 0004-637X, 5 p., 1Article