^Matsushita T, Yamaoka T, Otsuka S, Moritani M, Matsumoto T, Itakura M (Jan 1998). "Molecular cloning of mouse paired-box-containing gene (Pax)-4 from an islet beta cell line and deduced sequence of human Pax-4". Biochemical and Biophysical Research Communications. 242 (1): 176–80. doi:10.1006/bbrc.1997.7935. PMID9439631.
^Inoue H, Nomiyama J, Nakai K, Matsutani A, Tanizawa Y, Oka Y (Feb 1998). "Isolation of full-length cDNA of mouse PAX4 gene and identification of its human homologue". Biochemical and Biophysical Research Communications. 243 (2): 628–33. doi:10.1006/bbrc.1998.8144. PMID9480859.