Butlletí de l'Observatori Fabra.
Observatorio Fabra.Secció astronòmica,author.
Barcelona : Observatorio Fabra,
-2016.
Description based on: T. 4, num. 1/20 (1971/1990); published 2007, title from title page.
Latest issue consulted: Tomo 4, núms. 21-30 (1991/2000); published 2016.
Astronomy