LDR 00586naa#a2200181#i#450# 001 EN\\bibl\85966 005 20241122113751.5 011 ## _a2658-3569 100 ## _a20181225b2018####ek#y0engy0150####ca 101 0# _aENG 102 ## _aRU 200 1# _a5 ways preservation and maintenance of the relations with the existing clients by means of CRM systems _eJournal article 210 1# _aMoscow _cElectronic science _d2018 215 ## _a0 с. 608 ## _aJournal article _2local 675 ## _aПрограммные средства. 004.4 _zENG 700 #1 _aKulikova _gMaria Mikhailovna 856 4# _aecience.ru _u