00299nam a2200109Ia 4500008004100000041001200041082001100053100001900064245009400083260000600177650000600183221030s9999    xx            000 0 und d  aEnglish  a105.23  aJ. P. Trembley 0aDiscrete Mathematical Structures with Applicaitons to Computer Sciencecby J. P. Trembley  c0  aB