POLARIZATION OF THE CENTRAL STAR OF A RECENTLY DISCOVERED REFLECTION NEBULA IN CENTAURUSCLAYTON GC; THOMPSON I.1983; MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY; ISSN 0035-8711; GBR; DA. 1983; VOL. 203; NO 1; PP. 195-199; BIBL. 18 REF.Article

LES NEBULEUSES PLANETAIRES: QUELQUES PROBLEMES POSES PAR CES COURONNES GAZEUSES ET LEUR NOYAUACKER A.1979; ASTRONOMIE; FRA; DA. 1979-07; VOL. 93; PP. 305-315; BIBL. 5 REF.Article

EVOLUTION DES NEBULEUSES PLANETAIRES ET DE LEURS NOYAUX. TEMPERATURES DES NOYAUX DES NEBULEUSESPILYUGIN LS; KHROMOV GS.1979; ASTR. ZH.; SUN; DA. 1979; VOL. 56; NO 4; PP. 759-769; ABS. ENG; BIBL. 25 REF.Article

THEORY OF EVOLUTION OF THE CENTRAL STAR.SHAVIV G.1977; INTERNATION. ASTR. UN., SYMP.; NETHERL.; DA. 1977; NO 76; PP. 195-199; BIBL. 9 REF.; (PLANET. NEBULAE. OBS. THEORY. SYMP.; ITHACA, N.Y.; 1977)Conference Paper

BIBLIOGRAPHICAL INDEX OF PLANETARY NEBULAE FOR THE PERIOD 1965-1976.ACKER A; MARCOUT J.1977; ASTR. AND ASTROPHYS., SUPPL. SER.; GERM.; DA. 1977; VOL. 30; NO 2; PP. 217-221; BIBL. 4 REF.Article

CASSEGRAIN IMAGE-TUBE SCANNER OBSERVATIONS OF THE CENTRAL STARS OF PLANETARY NEBULAE.LUTZ JH.1977; ASTROPHYS. J.; U.S.A.; DA. 1977; VOL. 211; NO 2 PART. 1; PP. 469-474; BIBL. 13 REF.Article

CENTRAL STAR OF NGC 3132: A VISUAL BINARY.KOHOUTEK L; LAUSTSEN S.1977; ASTR. AND ASTROPHYS.; GERM.; DA. 1977; VOL. 61; NO 5; PP. 761-763; BIBL. 9 REF.Article

THE CENTRAL STAR OF A PLANETARY NEBULAKOVETS A; HARPAZ A.1981; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1981; VOL. 95; NO 1; PP. 66-68; BIBL. 11 REF.Article

PLANETARY NEBULAE: THE ABUNDANCES OF C, N AND O, THE MASSES OF THE CENTRAL STARS AND THE ORIGIN OF POPULATION II PLANETARIES.FINZI A; YAHEL R.1978; ASTR. AND ASTROPHYS.; DEU; DA. 1978; VOL. 68; NO 1-2; PP. 173-179; BIBL. 16 REF.Article

NGC 2346 DOES NOT SHOW ECLIPSES BEFORE 1981SCHAEFER BE.1983; INFORMATION BULLETIN ON VARIABLE STARS; ISSN 0374-0676; HUN; DA. 1983; NO 2281; 2 P.; BIBL. 3 REF.Serial Issue

ANSAE AND THE PRECESSION OF CENTRAL STARS IN PLANETARY NEBULAE: THE CASE OF NGC 5189 AND NGC 6826PHILLIPS JP; REAY NK.1983; ASTRONOMY AND ASTROPHYSICS; ISSN 0004-6361; DEU; DA. 1983; VOL. 117; NO 1; PP. 33-37; BIBL. 16 REF.Article

STELLAR WIND IN THE NUCLEUS OF IC 2149PERINOTTO M; BENVENUTI P; CERRUTI SOLA M et al.1982; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1982; VOL. 108; NO 2; PP. 314-321; BIBL. 28 REF.Article

DETECTION OF SIX EXTENDED PLANETARY NEBULAE BY MEANS OF INTERFERENCE FILTER PHOTOGRAPHYWEINBERGER R; SABBADIN F.1981; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1981; VOL. 100; NO 1; PP. 66-67; BIBL. 4 REF.Article

EVOLUTION AND MASS DISTRIBUTION OF CENTRAL STARS OF PLANETARY NEBULAESCHOENBERNER D; WEIDEMANN V.1983; SYMPOSIUM - INTERNATIONAL ASTRONOMICAL UNION; ISSN 0074-1809; NLD; DA. 1983; NO 103; PP. 359-371; BIBL. 2 P.Conference Paper

ON THE VARIABILITY OF THE (OIII) 4363/HGAMMA 4340 LINE RATIO IN THE YOUNG PLANETARY NEBULA IC 4997 IN 1979-1980PURGATHOFER A; STOLL M.1981; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1981; VOL. 99; NO 2; PP. 218-220; BIBL. 14 REF.Article

AHYDRODYNAMICAL MODEL OF FG SAGITTAE PULSATIONSFADEYEV YA; TUTUKOV AV.1981; MON. NOT. R. ASTRON. SOC.; ISSN 0035-8711; GBR; DA. 1981; VOL. 195; NO 3; PP. 811-824; BIBL. 19 REF.Article

M1-2 A POSSIBLE ECLIPSING BINARY PLANETARY NEBULA CENTRAL STARDRUMMOND JD.1980; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1980; VOL. 88; NO 3; PP. L11; BIBL. 10 REF.Article

A HUGE NEW NEARBY PLANETARY NEBULAPURGATHOFER A; WEINBERGER R.1980; ASTR. AND ASTROPHYS.; DEU; DA. 1980; VOL. 87; NO 3; PP. L5-L6; BIBL. 17 REF.Article

ULTRAVIOLET OBSERVATIONS OF PLANETARY NEBULAE.GURZADYAN GA.1977; INTERNATION. ASTR. UN., SYMP.; NETHERL.; DA. 1977; NO 76; PP. 79-91; BIBL. 35 REF.; (PLANET. NEBULAE. OBS. THEORY. SYMP.; ITHACA, N.Y.; 1977)Conference Paper

A PROBABLE BINARY CENTRAL STAR IN THE PLANETARY NEBULA NGC 6853.CUDWORTH KM.1977; PUBL. ASTR. SOC. PACIF.; U.S.A.; DA. 1977; VOL. 89; NO 528; PP. 139-140; BIBL. 7 REF.Article

OBSERVATIONS OF CENTRAL STARS.LUTZ JH.1977; INTERNATION ASTR. UN., SYMP.; NETHERL.; DA. 1977; NO 76; PP. 185-193; BIBL. 36 REF.; (PLANET. NEBULAE. OBS. THEORY. SYMP.; ITHACA, N.Y.; 1977)Conference Paper

ATMOSPHERES OF CENTRAL STARS.HUMMER DG.1977; INTERNATION. ASTR. UN., SYMP.; NETHERL.; DA. 1977; NO 76; PP. 171-183; BIBL. 1 P. 1/2; (PLANET. NEBULAE. OBS. THEORY. SYMP.; ITHACA, N.Y.; 1977)Conference Paper

M1-77: A PECULIAR PLANETARY NEBULASABBADIN F; ORTOLANI S; BIANCHINI A et al.1983; ASTRONOMY AND ASTROPHYSICS; ISSN 0004-6361; DEU; DA. 1983; VOL. 123; NO 1; PP. 147-150; BIBL. 30 REF.Article

ON THE VARIABILITY OF THE CENTRAL STAR OF THE PLANETARY NEBULA NGC 1514PURGATHOFER A; SCHNELL A.1983; INFORMATION BULLETIN ON VARIABLE STARS; ISSN 0374-0676; HUN; DA. 1983; NO 2362; 3 P.; BIBL. 11 REF.Serial Issue

ONCE AGAIN: NGC 2346, NO "ECLIPSES" BEFORE 1982LUTHARDT R.1983; INFORMATION BULLETIN ON VARIABLE STARS; ISSN 0374-0676; HUN; DA. 1983; NO 2360; 2 P.Serial Issue