NATALIA IWASZCZUK, MARTA SZYBA, MYROSLAVA MYLENKA. USING ALTERNATIVE SOURCES OF METHANE FOR ENERGY AS A METHOD OF ENVIRONMENTAL PROTECTION AND IMPROVEMENT OF ECONOMY CONDITION, ON EXAMPLE OF POLAND. ACTA INNOVATIONS, [S. l.], v. 33, p. 90–99, 2019. DOI: 10.62441/actainnovations.v33i.202. Disponível em: https://www.actainnovations.com/index.php/pub/article/view/33_9. Acesso em: 16 jul. 2025.