Zhang Y, Xie J, Yang J, Fennell A, Zhang C and Ma Q (2016). “QUBIC: a bioconductor package for qualitative biclustering analysis of gene co-expression data.” Bioinformatics, pp. btw635. doi: 10.1093/bioinformatics/btw635, http://bioinformatics.oxfordjournals.org/cgi/pmidlookup?view=long&pmid=27802973.