Geology J-38-XI by Paffenholts K.N., 1953.

Geology J-38-XI by Safaryan V.G. and others, 2003.

Tectonic J-38-XI by Hovhanesyan J.A., 1977.

Metallogeny J-38-XI by Ghulyan E.Kh. and others 1973.

Magnetometry J-38-XI by Nazaretyan B.A., 1974.