Ermolayev, V.A., A.V Spivakovsky, G.N. Zholtkevych, A.V. Bulat, and N.G. Keberle. 2007. “NIT-ET EDI: N NFRASTRUCTURE OR LECTRONIC ATA NTERCHANGE”. ournal of nformation echnologies in ducation (ITE), no. 1 (May):026-042. https://doi.org/10.14308/ite000004.