TY - JOUR AU - G. L. Brovko TI - The concepts of a process image and of five-dimensional isotropy JO - Doklady Akademii Nauk PY - 1989 SP - 565 EP - 570 VL - 308 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_308_3_a12/ LA - ru ID - DAN_1989_308_3_a12 ER -