AUTHOR, Unknown. DRAZIN’S PSEUDO-INVERSE OF RIGHT ANGLE SINGULAR MATRIX,49-60. Matematichki Bilten, [S. l.], v. 37, n. 1, 2013. DOI: 10.37560/matbil13100049j. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1778. Acesso em: 13 jun. 2026.