Efficient solid base derived from eggshell for heterogeneous biodiesel production. Indian Journal of Biochemistry and Biophysics (IJBB), [S. l.], v. 58, n. 5, p. 457–463, 2023. DOI: 10.56042/ijbb.v58i5.55390. Disponível em: https://or.niscpr.res.in/index.php/IJBB/article/view/2870. Acesso em: 16 may. 2026.