On the minimum number of colors for knots. - Louis H. Kauffman; Pedro Lopes 003 (Adv. Appl. Math., 2008)

Determinants of Rational Knots. - Louis H. Kauffman; Pedro Lopes 003 (Discret. Math. Theor. Comput. Sci., 2009)

Minimum Number of Colors: the Turk's Head Knots Case Study. - Pedro Lopes 003; João Matias (Discret. Math. Theor. Comput. Sci., 2015)

Quandles of Cyclic Type with Several Fixed Points. - António Lages; Pedro Lopes 003 (Electron. J. Comb., 2019)