Kundziņa, Antra, and Uģis Sarma. “EFFICIENT USE OF WOOD RESOURCES ON THE POWER INDUSTRY OF LATVIA”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 23, 2007): 11–15. Accessed June 17, 2024. https://journals.ru.lv/index.php/ETR/article/view/1726.