00505nam#a2200169#i#4500001000500000005001700005008004000022041000900062044000900071100002100080245007400101260005400175300001200229500002000241533003300261856004100294147820250218193923.2  20171011d2017####ek#y0engy0150####ca0#$aRUS##$axxu#1$aLevin, Dmitriy 00$aThe operational work of the Railways: the axioms and laws$cTextbook1#$aMoscow$bINFRA-M Academic Publishing LLC.$c2017##$a332 p.##$a10.12737/22025##$aThere is an electronic copy4#$atest.editorum.ru$u/en/manage/index