Author: Vyezdni︠a︡ nauchnai︠a︡ konferent︠s︡ii︠a︡, posvi︠a︡shchennai︠a︡ 155-letii︠u︡ so dni︠a︡ rozhdenii︠a︡ I.I︠A︡. I︠A︡kovleva (2003 Ulʹi︠a︡novsk, Russia)