"Gusev-Levit︠s︡kiĭ" . "Ivanovich" . "Aleksandr" . "1880" . "Aleksandr Ivanovich Gusev-Levit︠s︡kiĭ" . "Gusev-Levit︠s︡kiĭ, A. I. (Aleksandr Ivanovich)" . "1903" . . . .