% pubman genre = book-item @incollection{item_2423901, title = {{Archaeological survey in karst areas of Upper Jantra Valley (Central North Bulgaria)}}, author = {Sirakov, N. and Tsanova, Tsenka and Krumov, I. and Spassov, R. and Chukalev, K. and Aldeias, Vera}, language = {bul}, publisher = {NIAM-BAN}, address = {Sofia}, year = {2016}, date = {2016}, booktitle = {{Archaeological discoveries and excavation from 2015}}, pages = {816--821}, }