ČEPEK, A. The GNU GaMa Project - Adjustment of Geodetic Networks. Acta Polytechnica, Prague, Czech Republic, v. 42, n. 3, 2002. DOI: 10.14311/350. Disponível em: https://ojs.cvut.cz/ojs/index.php/ap/article/view/350. Acesso em: 3 apr. 2025.