Tatsuya Matano Koji Sato Kiyoshi Nakai Isamu Asano A novel on-chip voltage generator for low voltage DRAMs and PRAMs. 315-318 2009 CICC http://dx.doi.org/10.1109/CICC.2009.5280828 conf/cicc/2009 db/conf/cicc/cicc2009.html#MatanoSNA09