{"id":"000140343","type":"article","title":"Novootkrytaja ladožskaja kamennaja krepost' 9-10 vv","pages":"441-455","container-title":"Pamjatniki kul'tury; novye otkrytija, 1979.1980","author":[{"family":"Kirpičnikov","given":"Anatolij Nikolaevič."}]}