LEAST SQUARES AND THE MATRIX RICCATI EQUATION. Hungarian Journal of Industry and Chemistry, [S. l.], v. 29, n. 1, p. 67–70, 2001. DOI: 10.1515/hjic-2001-13. Disponível em: https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/1073. Acesso em: 8 apr. 2025.