J. Rafael Sendra, David Sevilla, Carlos Villarino. Some Results on the Surjectivity of Surface Parametrizations. In Jaime Gutierrez, Josef Schicho, Martin Weimann, editors, Computer Algebra and Polynomials - Applications of Algebra and Number Theory. Volume 8942 of Lecture Notes in Computer Science, pages 192-203, Springer, 2015. [doi]
Abstract is missing.