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Filling factors and ionized masses in planetary nebulaeBOFFI, F. R; STANGHELLINI, L.Astronomy and astrophysics (Berlin. Print). 1994, Vol 284, Num 1, pp 248-258, issn 0004-6361Article

The correlations between planetary nebula morphology and central star evolutionSTANGHELLINI, L; CORRADI, R. L. M; SCHWARZ, H. E et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 279, Num 2, pp 521-528, issn 0004-6361Article

Far ultraviolet spectroscopic explorer observations of nebular O VI emission from NGC 6543GRUENDL, Robert A; CHU, You-Hua; GUERRERO, Martin A et al.The Astrophysical journal. 2004, Vol 617, Num 2, pp L127-L130, issn 0004-637X, 2Article

A new unidentified far-infrared band in NGC 7027GOICOECHEA, Javier R; CERNICHARO, José; MASSO, Helena et al.The Astrophysical journal. 2004, Vol 609, Num 1, pp 225-230, issn 0004-637X, 6 p., 1Article

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An Interacting Binary System Powers Precessing Outflows of an Evolved StarBOFFIN, Henri M. J; MISZALSKI, Brent; RAUCH, Thomas et al.Science (Washington, D.C.). 2012, Vol 338, Num 6108, pp 773-775, issn 0036-8075, 3 p.Article

Planetary nebulae : Understanding the physical and chemical evolution of dying stars : Stellar Birth and DeathWEINBERGER, R; KERBER, F.Science (Washington, D.C.). 1997, Vol 276, Num 5317, pp 1382-1386, issn 0036-8075Article

Abundance gradients from disk planetary nebulae: O, Ne, S, and ArMACIEL, W. J; KOPPEN, J.Astronomy and astrophysics (Berlin. Print). 1994, Vol 282, Num 2, pp 436-443, issn 0004-6361Article

A catalogue HeII 4686 line intensities in Galactic planetary nebulaeTYLENDA, R; STASINSKA, G; ACKER, A et al.Astronomy & astrophysics. Supplement Series (Print). 1994, Vol 106, Num 3, pp 559-571, issn 0365-0138Article

A systematic study of IRAS selected proto-planetary nebula candidates. I: Selection of the sample and observations of the southern objectsHU, J. Y; SLIJKHUIS, S; DE JONG, T et al.Astronomy & astrophysics. Supplement Series (Print). 1993, Vol 100, Num 2, pp 413-430, issn 0365-0138Article

Astrophysical gasdynamics confronts reality : the shaping of planetary nebulaeFRANK, A; BALICK, B; ICKE, V et al.The Astrophysical journal. 1993, Vol 404, Num 1, pp L25-L27, issn 0004-637X, 2Article

He2-90: a southern planetary nebula with low metal abundancesCOSTA, R. D. D; DE FREITAS PACHECO, J. A; MACIEL, W. J et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 276, Num 1, pp 184-186, issn 0004-6361Article

Mass-loss rates and C/He ratios in the winds of the WC central stars of planetary nebulaeDE FREITAS PACHECO, J. A; COSTA, R. D. D; DE ARAUJO, F. X et al.Monthly Notices of the Royal Astronomical Society. 1993, Vol 260, Num 2, pp 401-407, issn 0035-8711Article

Near-infrared and ultraviolet spectrophotometry of the young planetary nebula hubble 12RUDY, R. J; ROSSANO, G. S; ERWIN, P et al.The Astronomical journal (New York). 1993, Vol 105, Num 3, pp 1002-1009, issn 0004-6256Article

Near-infrared, polarimetric imaging of the bipolar lobes of GSS 30: protostellar infall and/or outflow?WEINTRAUB, D. A; KASTNER, J. H; GRIFFITH, L. L et al.The Astronomical journal (New York). 1993, Vol 105, Num 1, pp 271-283, issn 0004-6256Article

New light on UU SagittaePOLLACCO, D. L; BELL, S. A.Monthly Notices of the Royal Astronomical Society. 1993, Vol 262, Num 2, pp 377-391, issn 0035-8711Article

Pure fluorescent H₂ emission from Hubble 12RAMSAY, S. K; CHRYSOSTOMOU, A; GEBALLE, T. R et al.Monthly Notices of the Royal Astronomical Society. 1993, Vol 263, Num 3, pp 695-700, issn 0035-8711Article

The bright end of the planetary nebula luminosity functionMENDEZ, R. H; KUDRITZKI, R. P; CIARDULLO, R et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 275, Num 2, pp 534-548, issn 0004-6361Article

The central stars of He 2-131 and He 2-138 : photometric variationsHUTTON, R. G; MENDEZ, R. H.Astronomy and astrophysics (Berlin. Print). 1993, Vol 267, Num 1, pp L8-L10, issn 0004-6361Article

Abundances of non-type I planetary nebulae in the LMCDE FREITAS PACHECO, J. A; COSTA, R. D. D; MACIEL, W. J et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 279, Num 2, pp 567-571, issn 0004-6361Article

Fe III emission lines in the optical spectrum of the planetary nebula IC 4997KEENAN, F. P; ALLER, L. H; HYUNG, S et al.The Astrophysical journal. 1993, Vol 410, Num 1, pp 430-436, issn 0004-637X, 1Article

Kinematical evidence for a rotating, episodic jet in the planetary nebula Fleming 1LOPEZ, J. A; MEABURN, J; PALMER, J. W et al.The Astrophysical journal. 1993, Vol 415, Num 2, pp L135-L137, issn 0004-637X, 2Article