Tadashi Yasufuku, Yasumi Nakamura, Piao Zhe, Makoto Takamiya, Takayasu Sakurai. Power Supply Voltage Dependence of Within-Die Delay Variation of Regular Manual Layout and Irregular Place-and-Route Layout. IEICE Transactions, 94-C(6):1072-1075, 2011. [doi]
Abstract is missing.