LDR 00577naa#a2200169#i#450# 001 EN\RIOR\bibl\42576 005 20241122134311.5 011 ## _a2409-6024 100 ## _a20210414b2021####ek#y0engy0150####ca 102 ## _aRU 200 1# _aPHILATELISTIC MATERIALS AS AN ADDITIONAL SOURCE FOR STUDYING (RESEARCH) ECONOMIES OF THE STATE _eJournal article 210 1# _aMoscow _cPublishing Center RIOR _d2021 215 ## _a4 с. 608 ## _aJournal article _2local 675 ## _aЭкономика. Экономические науки. 33 _z 700 #1 _aSemin _gAleksandr Nikolaevich 856 4# _ariorpub.com _u