TY - JOUR A1 - Tihonov, Uriy A1 - Semenkov, Vitaly PB - The Lublin Branch of the Polish Academy of Sciences L2 - http://journals.pan.pl/Content/92544 PY - 2014 IS - No 1 T1 - Implementation of an information subsystem of a referencelibrary information modern e-learning UR - http://journals.pan.pl/dlibra/publication/edition/92544 T2 - Teka Commission of Motorization and Power Industry in Agriculture ER -