TY - JOUR AU - E. M. Vechtomov AU - D. V. Chuprakov TI - The principal kernels of semifields of continuous positive functions JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2008 SP - 87 EP - 107 VL - 14 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2008_14_4_a5/ LA - ru ID - FPM_2008_14_4_a5 ER -