Author: LAAR, J.J.VAN. Emmerik, Everard Peter van.
Title: J.J. van Laar (1860-1938). A mathematical chemist. [Diss.].
Description: Amst., 1991. 228 pp. Ills. Softcover, stain on front cover.

Keywords: Natural History Geometry Laar Natuurwetenschappen Meetkunde