1. A one-pass thinning algorithm and its parallel implementation;Chin;Comput. Graphics Image Process,1987
2. Cray X-MP and Cray-1 Computer Systems;Cray Research Inc;SR-0009,1986
3. DAP FORTRAN Language,1981
4. An improved parallel thinning algorithm;Holt;Comm. ACM,1987
5. A. Stewart, C. Holt, M. Clint and R. Perrot, A DAP FORTRAN Subroutine for thinning digitised pictures, Comput. J., to appear.