Conev, C. and Karadzhov, T. 2021. EXPERIMENTAL DETERMINATION OF THE POWDER QUANTITY IN THE IGNITION CARTRIDGE FOR THE REUSABLE TRAINING-PRACTICE MORTAR ROUND FOR FIRING ON SHORT DISTANCES. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference. 3, (Jun. 2021), 45–48. DOI:https://doi.org/10.17770/etr2021vol3.6575.