BR: A New Method for Computing All Typical Testors. - Alexsey Lias-Rodríguez; Aurora Pons-Porrata (CIARP, 2009)

An Algorithm for Computing Typical Testors Based on Elimination of Gaps and Reduction of columns. - Alexsey Lias-Rodríguez; Guillermo Sánchez-Díaz (Int. J. Pattern Recognit. Artif. Intell., 2013)