TY - JOUR AU - B. A. Pogorelov AU - M. A. Pudovkina TI - Variations of orthomorphisms and pseudo-Hadamard transformations on nonabelian groups JO - Prikladnaya Diskretnaya Matematika. Supplement PY - 2019 SP - 24 EP - 27 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDMA_2019_12_a5/ LA - ru ID - PDMA_2019_12_a5 ER -