Polarization investigations in four peculiar supergiants with high IR excessJOSHI, U. C; DESHPANDE, M. R; SEN, A. K et al.Astronomy and astrophysics (Berlin. Print). 1987, Vol 181, Num 1, pp 31-33, issn 0004-6361Article

STUDY OF THE VARIABLE F-TYPE SUPERGIANTS HD 161796 AND HD 163506 IN RADIAL VELOCITY AND PHOTOMETRYBURKI G; MAYOR M; RUFENER F et al.1980; ASTRON. ASTROPHYS., SUPPL. SER.; ISSN 0365-0138; DEU; DA. 1980; VOL. 42; NO 3; PP. 383-389; BIBL. 34 REF.Article