Stichting Mathematisch Centrum
Stichting Mathematisch Centrum. Rekenafdeling

van Wijngaarden, A. (1950). A table of partitions into two squares with an application to rational triangles : Repr. from Proceedings of the KNAW, 53(1950)6, pp. 313-325. Stichting Mathematisch Centrum. Rekenafdeling. Stichting Mathematisch Centrum.