GRISONE, Agnese; TEIRUMNIEKS, Edmunds. AS „OLAINFARM” SEWAGE TREATMENT PLANT EFFICIENCY IMPROVEMENT. HUMAN. ENVIRONMENT. TECHNOLOGIES. Proceedings of the Students International Scientific and Practical Conference, Rezekne, Latvia, n. 21, p. 233–239, 2017. DOI: 10.17770/het2017.21.3570. Disponível em: https://journals23.rta.lv/index.php/HET/article/view/3570.. Acesso em: 21 dec. 2024.