Preserving features in multilevel halftones. - Lai-Yan Wong; Yuk-Hee Chan (APSIPA, 2012)

Feature-preserving multilevel halftoning algorithm. - Lai-Yan Wong; Yuk-Hee Chan (J. Electronic Imaging, 2012)

Resolving the biases in threshold decomposition-based multitoning. - Lai-Yan Wong; Yuk-Hee Chan (EUSIPCO, 2013)