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

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

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

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

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

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 DETAILED LOOK AT CHEMICAL ABUNDANCES IN MAGELLANIC CLOUD PLANETARY NEBULAE. I. THE SMALL MAGELLANIC CLOUDSHAW, Richard A; LEE, Ting-Hui; BALICK, Bruce et al.The Astrophysical journal. 2010, Vol 717, Num 1, pp 562-576, issn 0004-637X, 15 p., 1Article

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 multiple coaxial rings in the quadrupolar planetary nebula NGC 6881KWOK, Sun; SU, Kate Y. L.The Astrophysical journal. 2005, Vol 635, Num 1, pp L49-L52, issn 0004-637X, 2Article

Dust extinction in compact planetary nebulaeLEE, T.-H; KWOK, S.The Astrophysical journal. 2005, Vol 632, Num 1, pp 340-354, issn 0004-637X, 15 p., 1Article

A NEW ANALYSIS OF THE O VI EMITTING NEBULA AROUND KPD 0005+5106SANKRIT, Ravi; VAN DYKE DIXON, W.The Astrophysical journal. 2009, Vol 701, Num 1, pp 481-487, issn 0004-637X, 7 p., 1Article

THE PLANETARY NEBULA POPULATION OF M33 AND ITS METALLICITY GRADIENT: A LOOK INTO THE GALAXY'S DISTANT PASTMAGRINI, Laura; STANGHELLINI, Letizia; VILLAVER, Eva et al.The Astrophysical journal. 2009, Vol 696, Num 1, pp 729-740, issn 0004-637X, 12 p., 1Article

THE MAGELLANIC CLOUD CALIBRATION OF THE GALACTIC PLANETARY NEBULA DISTANCE SCALESTANGHELLINI, Letizia; SHAW, Richard A; VILLAVER, Eva et al.The Astrophysical journal. 2008, Vol 689, Num 1, pp 194-202, issn 0004-637X, 9 p., 1Article

Hot dust haloes in planetary nebulaePHILLIPS, J. P; LARIOS, G. Ramos.Monthly Notices of the Royal Astronomical Society. 2005, Vol 364, Num 3, pp 849-863, issn 0035-8711, 15 p.Article

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

PLANETARY NEBULAE DETECTED IN THE SPITZER SPACE TELESCOPE GLIMPSE II LEGACY SURVEYYONG ZHANG; KWOK, Sun.The Astrophysical journal. 2009, Vol 706, Num 1, pp 252-305, issn 0004-637X, 54 p., 1Article

MASH-II : more planetary nebulae from the AAO/UKST Ha surveyMISZALSKI, Brent; PARKER, Q. A; ACKER, A et al.Monthly Notices of the Royal Astronomical Society. 2008, Vol 384, Num 2, pp 525-534, issn 0035-8711, 10 p.Article

The unusual variability of the large magellanic cloud planetary nebula RPJ 053059-683542SHAW, Richard A; REST, Armin; DAMKE, Guillermo et al.The Astrophysical journal. 2007, Vol 669, Num 1, issn 0004-637X, L25-L28, 2Article

s-Process abundances in planetary nebulaeSHARPEE, Brian; YONG ZHANG; WILLIAMS, Robert et al.The Astrophysical journal. 2007, Vol 659, Num 2, pp 1265-1290, issn 0004-637X, 26 p., 1Article

Planetary nebulae near the Galactic center: IdentificationsJACOBY, G. H; DE STEENE, G. Van.Astronomy and astrophysics (Berlin. Print). 2004, Vol 419, Num 2, pp 563-582, issn 0004-6361, 20 p.Article

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

Germanium production in asymptotic giant branch stars : Implications for observations of planetary nebulaeKARAKAS, Amanda I; LUGARO, Maria; GALLINO, Roberto et al.The Astrophysical journal. 2007, Vol 656, Num 2, issn 0004-637X, L73-L76, 2Article

Oxygen and neon abundances of planetary nebulae in the elliptical galaxy NGC 4697MENDEZ, R. H; THOMAS, D; SAGLIA, R. P et al.The Astrophysical journal. 2005, Vol 627, Num 2, pp 767-781, issn 0004-637X, 15 p., 1Article