Decisions for Alternative Energy Sources Use in Modern Transport,- Econometrics of the Functional Connection of the Price and Reliability of Hybrid Aircraft Technology.- Implementation Research of Alternative Fuels and Technologies in Maritime Transport.- Innovative Technologies for the Maritime Industry: Hydrogen Fuel as a Promising Direction.- The Improvement of Fuel Efficiency and Environmental Characteristics of Diesel Engine by Using Biodiesel Fuels.- Absorption Technologies for Biomethane Production from Biogas to Replace Natural Gas in Gas Distribution Networks and Use as Motor Fuel.