LĀČGALVIS, E.; IVANOVS, S. Development of Ecological Berries Growing Technologies. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 150–153, 2006. DOI: 10.17770/etr2003vol1.2002. Disponível em: https://journals.rta.lv/index.php/ETR/article/view/2002.. Acesso em: 2 may. 2024.