Santos, Francisco (Francisco Xavier) (Personal Name)

Elementos del cálculo: reconstrucción conceptual para el aprendizaje y la enseñanza, 2002: title page (Francisco Santos)

Tecnológico de Monterrey website, viewed August 5, 2019 (Francisco Xavier Santos Leal; Department of Mathematics; Associate professor; Master of Science with a specialty in Systems and Quality (Tecnológico de Monterrey, Campus Monterrey); He is a professor at the Department of Mathematics since 1976)