00552naa#a2200181#i#450# EN\\bibl\2692 20241119211133.2 1992-5980 20140630b2014####ek#y0engy0150####ca RUS RU Testing design methodology based on two-level multifactor experiment planning and data processing Journal article rostov on don Don state technical University 2014 0 с. Journal article local Neydorf Rudolf Obukhova Elena naukaru.ru