Ruzsky, M. 1923. Ants of Cheleken Island. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 72(2nd part):1-6.

Kiseleva, E. F. 1923. Contribution to the ant fauna of the southern Urals. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 72(5th part):1-12.

Ruzsky, M. 1924. A new Leptothorax-ant species from Siberia. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 74:152. PDF

Vashkevich, A. F. 1924a. A new form of ant from Semirechensk Oblast. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 74:144-145. PDF

Vashkevich, A. F. 1924b. On the ant fauna of north Tobolsk province. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 74:146-149. PDF

Ruzsky, M. 1925a. Material on the fauna of the spa "Karachinskoe Ozero". [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 75:283-290. PDF

Kiseleva, E. F. 1925. On the ant fauna of the Ussuri region. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 75:73-75. PDF

Ruzsky, M. 1926. A systematic list of the ants found in Siberia. I. Review of the species of the genera Camponotus (s. ext.) and Formica (s. str.). [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 77:107-111. PDF

Vashkevich, A. F. 1926a. List of the ants of Uriankhai Territory. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 77:115-117.

Vashkevich, A. F. 1926b. A new form of ant from the Ili river valley. [In Russian.]. Izvestiya Tomskogo Gosudarstvennogo Universiteta 77:118. PDF