Analysis of Euclidean Algorithms for Polynomials over Finite Fields. - Keju Ma; Joachim von zur Gathen (J. Symb. Comput., 1990)

The Computational Complexity of Recognizing Permutation Functions. - Keju Ma; Joachim von zur Gathen (Comput. Complex., 1995)

The recognition of permutation functions. - Keju Ma (1995)