Katans, E., Jurgena, I., Katane, I., & Svareniece, B. (2015). Development and Evaluation of Non-Formal Education Programme "Programming" in the Environment of Distance Education Secondary Schooludy. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, 4, 436-449. https://doi.org/10.17770/sie2015vol4.418