Chi, Dong Hae Software reliability optimization by redundancy and software quality management [microform] / Chi Dong Hae - Ann Arbor, Mich. : University Microfilms International , 1989 - 2 microfiches ; 11 x 15 cm. Thesis (Ph.D.) - Iowa State University, 1989 Subjects--Topical Terms: Computer software--ReliabilityComputer software--Development