ISSN 0439-755X
CN 11-1911/B
Nonparametric Cognitive Diagnosis: A Cluster Diagnostic Method  Based on Grade Response Items
KANG Chunhua; REN Ping; ZENG Pingfei
Acta Psychologica Sinica . 2015, (8): 1077 -1088 .  DOI: 10.3724/SP.J.1041.2015.01077