Subthreshold SCL for ultra-low-power SRAMhttp://www.library.tuc.gr/artemis/DT2000-0140/DT2000-0140.pdfhttp://purl.tuc.gr/dl/dias/F18AC372-5D22-42F9-98ED-7CEFDE11986CSubthreshold SCL for ultra-low-power SRAMfree2014-03-24application/pdf