TY JOUR TI Estimation methodology of the ship diesel engine cylinder-piston group technical condition on the basis of graph theory and mathematical analysis KW marine engine KW logic-based approach KW non-disassembly diagnostics KW directed graph KW set theory KW system entropy JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Mazur, E.. AU Velikanov, N.. AU Abu-Hamdi, R.. PY 2024 IS 2024 PB Astrakhan State Technical University