00689nam#a2200169#i#4500001001800000005001700018100004100035102000700076200013200083210004100215215001200256608002200268675007800290686010300368700003200471856001600503EN\RIOR\book\338120251211134137.4##a20250731d2025####ek#y0engy0150####ca##aRU1#aFunctioning of the frequency-time support system for railway transport under the influence of destabilizing factorseMonography1#aMoscowcPublishing Center RIORd2025##a248 с.##aMonography2local##aЭлектросвязь. Техника электросвязи. 621.39##aЭлектрическая связь. Радиосвязь и радиовещание. 32882bbk#1aOparingEvgeniy Valer'evich4#ariorpub.com