TY - JOUR AU - Nguen Zoan Tuan TI - On the class of three-webs of $W(4,4,2)$ type with constant components of the fundamental tensor JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1998 SP - 66 EP - 69 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1998_9_a10/ LA - ru ID - IVM_1998_9_a10 ER -