A polynomial algorithm for maximum weighted vertex packings on graphs without long odd cycles. - Wen-Lian Hsu; Yoshiro Ikura; George L. Nemhauser (Math. Program., 1981)

Simplex pivots on the set packing polytope. - Yoshiro Ikura; George L. Nemhauser (Math. Program., 1985)

Computational experience with a polynomial-time dual simplex algorithm for the transportation problem. - Yoshiro Ikura; George L. Nemhauser (Discret. Appl. Math., 1986)