Abstract The petrol truck routing problem is an important part of the petrol supply chain. This study focuses on determining routes for distributing petrol products from a depot to petrol stations with the objective of minimizing the total travel cost and the fixed cost required to use the trucks. We propose a mathematical model that considers petrol trucks returning to a depot multip... https://www.nacrack.com/quick-find-PrimaLuna-EVO-400-Tube-Preamplifier-super-choice/