1. M.G. Poghosyan, Jratarneri yev jri bashkhman hamakargeri hashvarky. Limush, Yerevan, 2009. (in Armenian).
2. A.A. Sahakyan, Main Detection Principles of Losses in Water Supply Network. Bulletin of National University of Architecture and Construction of Armenia, 2 (46), 2015, 25-29 (in Armenian).
3. A.A. Sahakyan, Sectorization and Reconstruction Problems of Yerevan City’s water Supply Network. Bulletin of National University of Architecture and Construction of Armenia, 4 (48), 2015, 3-9. (in Armenian).
4. A.H. Sergoyan, Jrmughi oghakayin tsantseri nakhagtsumy yev hashvarky. Printing and Information Center of National University of Architecture and Construction of Armenia, Yerevan, 2014
5. (in Armenian).