Indagationes Mathematicae. Proceedings. Series A. North-Holland Publishing Company, Amsterdam. English, German, French. [1 vol. (= 4 issues) a year]
Journal, ISSN 0019-3577
Formerly: Nederl. Akad. Wet., Proc., Ser. A Continued as: Indag. Math., New Ser.
No longer indexed.
Library shelfmarks: GOE:4 Z NAT. 1147; TIB:ZS 848/KA; CWI:M00553-X
