On the 100% Rule of Sensivity Analzsis in Linear Programming. - Pu Cai; Jin-yi Cai (COCOON, 1997)

On A Scheduling Problem of Time Deteriorating Jobs. - Jin-yi Cai; Pu Cai; Yixin Zhu (J. Complex., 1998)

Efficient Algorithms for a Scheduling Problem and its Applications to Illicit Drug Market Crackdowns. - Pu Cai; Jin-yi Cai; Ashish V. Naik (J. Comb. Optim., 1998)