Palm-line detection. - Laura Li Liu; David Zhang 001; Kuanquan Wang (ICIP (3), 2005)

Tongue line extraction. - Laura Li Liu; David Zhang 001; Ajay Kumar 001; Xiangqian Wu 002 (ICPR, 2008)

Extracting Tongue Cracks Using the Wide Line Detector. - Laura Li Liu; David Zhang 001 (ICMB, 2008)

Palmprint Features. - David Zhang 001; Laura Li Liu (Encyclopedia of Biometrics, 2009)

Palmprint Features. - David Zhang 001; Laura Li Liu (Encyclopedia of Biometrics, 2015)