Institut archeologii (Rosiĭskai︠a︡ akademii︠a︡ nauk). Pskovskiĭ gosudarstvennyĭ nauchno-issledovatelʹskiĭ arkheologicheskiĭ t︠s︡entrBooksArkheologii︠a︡ i istorii︠a︡ Pskova i Pskovskoĭ zemli, 1992Author data: Open Library