00528naa#a2200169#i#450# EN\\bibl\113090 20260118150257.7 2311-1402 20110925b2011####ek#y0engy0150####ca RUS RU Estimation of speed in dynamic process with differentiable functions with constrains Journal article Nizhnevartovsk Nizhnevartovsk State University 2011 3 с. Journal article local Dmitriev Nikolai Pimenovich vestnik.nvsu.ru