Akira Fujimaki Masamitsu Tanaka Takahiro Yamada Yuki Yamanashi Heejoung Park Nobuyuki Yoshikawa Bit-Serial Single Flux Quantum Microprocessor CORE. 342-349 2008 91-C IEICE Transactions 3 http://dx.doi.org/10.1093/ietele/e91-c.3.342 db/journals/ieicet/ieicet91c.html#FujimakiTYYPY08