The On-Time Machines: Some Analyses of Airline Punctuality. - Jonathan P. Caulkins; Arnold Barnett; Patrick D. Larkey; Yuehong Yuan; Jesse Goranson (Oper. Res., 1993)

Service Models, Operational Decisions and Architecture of Digital Libraries. - Yuehong Yuan; Stephen F. Roehrig; Marvin A. Sirbu (DL, 1995)