1. The line drawing editor: Schematic diagram editing using pattern recognition techniques;Jarvis,1977
2. An application of line and character recognition in cartography;Sauffert,1977
3. Logic diagram recognition by divide and synthesize method;Kakumoto,1978
4. Automatic Interpretation of Hand-drawn Electrical Schematics;Cederberg,1978
5. An automated process for electronics scheme analysis;Zavidovique,1980