For citations:

Frolov I.V. WINDOW SILL OF THE 18th CENTURY FROM EXCAVATIONS OF THE TOWN OF BERYOZOV IN 2019. Severny region: nauka, obrazovanie, kultura. 2020;(1 (45)):132-141. (In Russ.) https://doi.org/10.34822/2312-377X-2020-1-132-141