Shortest polygonal paths in space. - Rainer E. Burkard; Günter Rote; En-Yu Yao; Zhongliang Yu 001 (Computing, 1990)

A heuristic for preemptive scheduling with set-up times. - Gerhard Johannes Woeginger; Zhongliang Yu 001 (Computing, 1992)

On the Equal-Subset-Sum Problem. - Gerhard J. Woeginger; Zhongliang Yu 001 (Inf. Process. Lett., 1992)

Scheduling with safety distances. - Frits C. R. Spieksma; Gerhard J. Woeginger; Zhongliang Yu 001 (Ann. Oper. Res., 1995)

UET-scheduling with chain-type precedence constraints. - Klaus Jansen; Gerhard J. Woeginger; Zhongliang Yu 001 (Comput. Oper. Res., 1995)