Stichting Mathematisch Centrum
Stichting Mathematisch Centrum. Rekenafdeling

Barning, F. J. M. (1962). The numerical analysis of the light-curve of 12 lacertae : (Bulletin of the Astronomical Institute of the Netherlands, 17(1963), p 22-28). In Stichting Mathematisch Centrum. Rekenafdeling (R 487/62/R). Stichting Mathematisch Centrum.