Glava M.G., Malakhov E.V.., Arsirii O.O.., Trofymov B.F.. “Information technology for combining the relational heterogeneous databases using an integration models of different subject domains”. Applied Aspects of Information Technology. 2019; Vol. 2, No. 1: 29-44. DOI:https://doi.org/10.15276/aait.01.2019.3.