TY  - DATA
AU  - William M. Tepfenhart, Walling Cyre
TI  - Conceptual Structures: Standards and Practices
SN  - 9783540486596
PY  - 1999///
PB  - Springer Berlin Heidelberg
KW  - Computer Science
UR  - https://doi.org/10.1007/3-540-48659-3
ER  -