22:1122:11, 8 March 2009diffhist+241
SuperMemo
This is not advertising: the only commercial pointer is for SuperMemo, which is already mentioned. This helps people find other NON-COMMERCIAL implementations.
22:1122:11, 8 March 2009diffhist+241
SuperMemo
This is not advertising: the only commercial pointer is for SuperMemo, which is already mentioned. This helps people find other NON-COMMERCIAL implementations.