Publication
-
January 1962
-
Puzzle en spel vanuit hoger standpunt belicht Tech Report
January 1962 -
January 1962
-
January 1962
-
January 1962
-
Lineaire afhankelijkheid Tech Report
January 1962 -
Over- en onderbepaalde systemen Tech Report
January 1962 -
Toepassing van subdirekte produkten Tech Report
January 1962