Astrophysical ages and dating methods :

Gif-sur-Yvette, France : Editions Frontières, 1990 . 507 p. : , Foreword in English and French. | "Proceedings of the Fifth IAP Workshop ... June 26-30, 1989, Institut d'astrophysique de Paris, France" ... Prelim. 26 cm.. 2863320696

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Spectrophotometric dating of stars and galaxies :

San Francisco : Astronomical Society of the Pacific, 1999 . xxiv, 335 p. : 24 cm.. 1583810188 (hardback : alk. paper)

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Astrophysical ages and dating methods :

Spectrophotometric dating of stars and galaxies :