MESI Protocol
"A low-overhead coherence solution for multiprocessors with private cache memories",
Patel, Papamarcos, ISCA 84
http://delivery.acm.org/10.1145/810000/808204/p348-papamarcos.pdf?ip=130.126.255.246&id=808204&acc=ACTIVE%20SERVICE&key=AAE16B9BF97F192F%2E4D4702B0C3E38B35%2E4D4702B0C3E38B35%2E4D4702B0C3E38B35&CFID=750098232&CFTOKEN=92994666&__acm__=1454527925_bb592e472d9f9d050585cd09fccb5817
"A low-overhead coherence solution for multiprocessors with private cache memories",
Patel, Papamarcos, ISCA 84
http://delivery.acm.org/10.1145/810000/808204/p348-papamarcos.pdf?ip=130.126.255.246&id=808204&acc=ACTIVE%20SERVICE&key=AAE16B9BF97F192F%2E4D4702B0C3E38B35%2E4D4702B0C3E38B35%2E4D4702B0C3E38B35&CFID=750098232&CFTOKEN=92994666&__acm__=1454527925_bb592e472d9f9d050585cd09fccb5817