LDR 00643naa#a2200181#i#450#
001     EN\INFRA-M\bibl\15699
005     20240714034437.7
011 ## _a2306-1731
100 ## _a20170328b2017####ek#y0engy0150####ca
101 0# _aRUS
102 ## _aRU
200 1# _aThe Core of the Activity Concept of Extend Didactic Unit (EDU) Technology in Teaching Geometry
       _eJournal article
210 1# _aMoscow
       _cINFRA-M Academic Publishing LLC.
       _d2017
215 ## _a5 с.
608 ## _aJournal article
       _2local
675 ## _aОбразование. Воспитание. Обучение. Организация досуга. 37
       _zRUS
700 #1 _aUlyanova
       _gI. V.
856 4# _anaukaru.ru
       _u