A new approach to the pin assignment problem. - Xianjin Yao; Masaaki Yamada; C. L. Liu 001 (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1989)

Solution of a module orientation and rotation problem. - Xianjin Yao; C. L. Liu 001 (EURO-DAC, 1990)

PLA logic minimization by simulated annealing. - Xianjin Yao; C. L. Liu 001 (Integr., 1990)