Нов авторски труд: Николчев, Д. Екзарх Стефан под „грижите“ на Държавна сигурност. С., Военно изд., 2015, 463 стр.Exarh_monografia_1_2_korizi
NIKOLCHEV, Dilyan, Exarch Stefan pod “grizhite” na darzhavna sigurnost [Exarch Stefan under the Surveillance of State Security Services], Sofia: Voenno izdatelstvo, 2015. The monograph sheds new light on the relations between the Bulgarian Orthodox Church and the communist State Security services between 1944 and 1953. In comparison with the previous research on this subject, this book makes use of recently declassified documents from the Archives of the former State Security services, which had not been studied yet.