The influence of various pH values on the aerogel physical properties by sol-gel technique. Iraqi Journal of Physics, [S. l.], v. 17, n. 41, p. 75–81, 2019. DOI: 10.30723/ijp.v17i41.461. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/461.. Acesso em: 1 may. 2024.