1. On Global Univalence Theorems;Parthasarathy,1983
2. The Jacobian matrix and global univalence of mappings;Gale;Math. Ann.,1965
3. A counterexample to the strong real Jacobian conjecture;Pinchuk;Math. Zeitschrift,1994
4. A. van den Essen, Personal communication, Email, June 1994, Provided details of a degree (10,25) case of Pinchuk's counterexample to the Real Jacobian Conjecture.
5. Global univalence of partially proper local homeomorphisms;Campbell;Appl. Math. Lett,1996