Authors: Maxted, PFL Moran, CKJ Marsh, TR Gatti, AA

Citation: Pfl. Maxted et al., Orbital periods of the binary sdB stars PG 0940+068 and PG 1247+554, M NOT R AST, 311(4), 2000, pp. 877-880

Authors: Gatti, AA Drew, JE Oudmaijer, RD Marsh, TR Lynas-Gray, AE

Citation: Aa. Gatti et al., The separation of the stars in the binary nucleus of the planetary nebula Abell 35, M NOT R AST, 301(2), 1998, pp. L33-L37