ABOAV, David A. AN ATTEMPT AT AN ALGEBRAIC THEORY OF CRYSTAL STRUCTURE. PART 4. Image Analysis and Stereology, [S. l.], v. 19, n. 3, p. 169–174, 2011. DOI: 10.5566/ias.v19.p169-174. Disponível em: http://233.ablak.arnes.si/ojs/index.php/IAS/article/view/642. Acesso em: 30 apr. 2025.