Simis, A. (1969). When are projective modules free? Queen's University.
Chicago Style (17th ed.) CitationSimis, Aron. When Are Projective Modules Free? Kingston, Ont.: Queen's University, 1969.
MLA (8th ed.) CitationSimis, Aron. When Are Projective Modules Free? Queen's University, 1969.
Warning: These citations may not always be 100% accurate.