GULDBERG, ALF.

Om integration af Differentialligninger af 2den orden.

Christiania, Jacob Dybwad, 1895. Uncut in orig. printed wrappers. Offprint from "Christiania Videnskabs-Selskabs Forhandlinger 1895. No. 6". 48 pp.

First edition. Offprint issue.

Order-nr.: 38572