APA (7e ed.) Bronvermelding

Grabowski, W. (1973). Extreme points of a convex polytope and extreme rays of a corresponding convex cone. PKiN.

Chicago (17e ed.) Bronvermelding

Grabowski, Wiesław. Extreme Points of a Convex Polytope and Extreme Rays of a Corresponding Convex Cone. Warszawa: PKiN, 1973.

MLA (8e ed.) Bronvermelding

Grabowski, Wiesław. Extreme Points of a Convex Polytope and Extreme Rays of a Corresponding Convex Cone. PKiN, 1973.