TY - JOUR AU - Araya Makoto AU - Masaaki Harada AU - Tonchev Vladimir TI - Hadamard matrices of orders 60 and 64 with automorphisms of orders 29 and 31 JO - The electronic journal of combinatorics PY - 2024 VL - 31 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/12249/ DO - 10.37236/12249 ID - 10_37236_12249 ER -