Ernšteins R, Šulga D, Štelmahere D, Grundšteina S. MUNICIPAL ENVIRONMENTAL MANAGEMENT AND SUSTAINABLE DEVELOPMENT: INTEGRATION AND SYSTEMIZATION PRACTICE FOR FURTHER EDUCATION. ETR [Internet]. 2007 Jun. 23 [cited 2024 Dec. 4];1:285-94. Available from: https://journals.rta.lv/index.php/ETR/article/view/1718