TY - JOUR AU - Lu, Daowei AU - Ning, Yan AU - Wang, Dingguo TI - The bicrossed products of $H_4$ and $H_8$ JO - Czechoslovak Mathematical Journal PY - 2020 SP - 959 EP - 977 VL - 70 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2020.0079-19/ DO - 10.21136/CMJ.2020.0079-19 LA - en ID - 10_21136_CMJ_2020_0079_19 ER -