@article{KUIPM_1980_a19,
     author = {R. N. Abaidullin and Sh. R. Nurutdinov},
     title = {An interactive system for on-line management of the teaching process {(Delta-U)}},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {115--117},
     publisher = {mathdoc},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1980_a19/}
}