?THERMODYNAMIC PARAMETERS AND STABILITIES OF SOME RARE-EARTH METAL ION CHELATES OF a-VALINE. Biological Sciences - PJSIR, [S. l.], v. 37, n. 1-2, p. 12–17, 1994. Disponível em: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2561. Acesso em: 10 mar. 2026.