author = { Migawa, Klaudiusz AND Borowski, Sylwester AND Neubauer, Andrzej AND Sołtysiak, Agnieszka },

title = { Semi-Markov Model of the System of Repairs and Preventive Replacements by Age of City Buses },

publisher = {MDPI AG},

isbn = {2076-3417},

keywords = { Fluid Flow and Transfer Processes , Computer Science Applications , Process Chemistry and Technology , General Engineering , Instrumentation , General Materials Science },

year = {2021},