1. Automatic stereo plotting;Hobrough;Photogrammetric Engineering,1959
2. Automatic stereo;Hobrough;International Archives of Photogrammetry,1960
3. Automation in photogrammetric instruments;Hobrough;Photogrammetric Engineering,1965
4. Digital on-line correlation;Hobrough;Bildmessung und Luftbildwesen,1978
5. Automatic image registration;Hobrough;International Archives of Photogrammetry,1965