TY - JFULL ID - 4784624 TI - Indagationes Mathematicae (Proceedings) PY - 1967 SN - 18785972 PB - Amsterdam : North-Holland Pub. Co., DB - UniCat KW - Mathematics KW - Wiskunde. KW - Mathématiques UR - https://www.unicat.be/uniCat?func=search&query=sysid:4784624 AB - ER -