Design of knowledge-based integrated software process improvement tools. - Yu-Whoan Ahn; Gil-Jo Kim; Ja-Kyong Koo; Hyun-Min Park; In-Geol Chun (SMC, 1998)

Optimal schedule and effort considering the penalty cost of schedule delay in software development. - Ho-Won Jung; Yu-Whoan Ahn; Gil-Jo Kim (Int. J. Syst. Sci., 2000)