LDR 00784naa#a2200181#i#450# 001 EN\\bibl\109369 005 20251212225225.5 011 ## _a1815-588X 100 ## _a20251205b2025####ek#y0engy0150####ca 102 ## _aRU 200 1# _aDetermining the Degree of Residual Deformation Accumulation in the Ballast Prism of a Railway Track by Analysing the Intensity of Ballast Gravel Contamination with Coal Dust _eJournal article 210 1# _aSaint-Petersburg _cFSBEI HE "Emperor Alexander I St. Petersburg State Transport University" _d2025 215 ## _a10 с. 608 ## _aJournal article _2local 675 ## _aВыбор и качество балластных материалов. 625.141.1 _z 700 #1 _aKachalkin _gAndrey Vyacheslavovich 700 #1 _aKolos _gAleksey Fedorovich 856 4# _aitt-pgups.ru _u