The use of therapeutic and heat-insulating properties of siliceous gaize in the agricultural sector of the Republic of Kazakhstan. Periodicals of Engineering and Natural Sciences, [S. l.], v. 9, n. 4, p. 81–97, 2021. DOI: 10.21533/pen.v9.i4.931. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/931. Acesso em: 2 jun. 2026.