U. Güntzer;M. Paul
Technische Univ. Mu¨nchen, Mu¨nchen, W. Germany;Technische Univ. Mu:Ainchen, Mu¨nchen, W. Germany
A compendium of key search references
ACM SIGIR Forum
Words, Permutations, and Representations of Numbers
DLT '01 Revised Papers from the 5th International Conference on Developments in Language Theory