<em>D</em><sub><em>C</em></sub>-投射模的若干注记

Some Notes of D_C-Projective Modules

HE Donglin, FAN Liang

Journal of Jishou University(Natural Sciences Edition) . 2021, (2): 1 -4 . DOI: 10.13438/j.cnki.jdzk.2021.02.001