- 10th IAPR International Conference on Pattern Recognition, Conference A: Computer Vision & Conference B Pattern recognition systems and applications, ICPR 1990, Atlantic City, NJ, USA, 16-21 June, 1990, Volume 1. IEEE, 1990.
- 10th IAPR International Conference on Pattern Recognition, Conference C: image, speech, and signal processing, and Conference D: computer architecture for vision in pattern recognition, ICPR 1990, Atlantic City, NJ, USA, 16-21 June, 1990, Volume 2. IEEE, 1990.