TY - JOUR AU - Hu, Xiaohan AU - Zeng, Jiwen TI - Principal blocks and $p$-radical groups JO - Czechoslovak Mathematical Journal PY - 2016 SP - 431 EP - 444 VL - 66 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.1007/s10587-016-0266-x/ DO - 10.1007/s10587-016-0266-x LA - en ID - 10_1007_s10587_016_0266_x ER -