Optimizing Designs Containing Black Boxes. - Tai-Hung Liu; Khurram Sajid; Adnan Aziz; Vigyan Singhal (DAC, 1997)

Area-oriented synthesis for pass-transistor logic. - Rajat Chaudhry; Tai-Hung Liu; Adnan Aziz; Jeffrey L. Burns (ICCD, 1998)

Performance Driven Synthesis for Pass-Transistor Logic. - Tai-Hung Liu; Malay K. Ganai; Adnan Aziz; Jeffrey L. Burns (VLSI Design, 1999)

Optimizing designs containing black boxes. - Tai-Hung Liu; Adnan Aziz; Vigyan Singhal (ACM Trans. Design Autom. Electr. Syst., 2001)