Identifying and Locating Surface Defects in Wood: Part of an Automated Lumber Processing System. - Richard W. Conners; Charles W. McMillin; Kingyao Lin; Ramón Vásquez-Espinosa (IEEE Trans. Pattern Anal. Mach. Intell., 1983)

Centralized Packet Radio Network: A Communication Approach Suited for Data Collection in a Real-Time Flash Flood Prediction System. - Manuel Jiménez-Cedeño; Ramón Vásquez-Espinosa (SAC, 1993)