Brophy BK, MacDonald RE, McLenachan PA, Mansfield BC (1992). "cDNA sequence of the pregnancy-specific beta 1-glycoprotein-11s (PSG-11s)". Biochim. Biophys. Acta. 1131 (1): 119–21. doi:10.1016/0167-4781(92)90110-l. PMID1581354.
Thompson J, Koumari R, Wagner K, et al. (1990). "The human pregnancy-specific glycoprotein genes are tightly linked on the long arm of chromosome 19 and are coordinately expressed". Biochem. Biophys. Res. Commun. 167 (2): 848–59. CiteSeerX10.1.1.655.1870. doi:10.1016/0006-291X(90)92103-7. PMID1690992.
Chan WY, Zheng QX, McMahon J, Tease LA (1991). "Characterization of new members of the pregnancy-specific beta 1-glycoprotein family". Mol. Cell. Biochem. 106 (2): 161–70. doi:10.1007/BF00230182. PMID1922019. S2CID21581759.
Arakawa F, Kuroki M, Misumi Y, et al. (1990). "The nucleotide and deduced amino acid sequences of a cDNA encoding a new species of pregnancy-specific beta 1-glycoprotein (PS beta G)". Biochim. Biophys. Acta. 1048 (2–3): 303–5. doi:10.1016/0167-4781(90)90072-a. PMID2322584.
Khan WN, Hammarström S (1990). "Identification of a new carcinoembryonic antigen (CEA) family member in human fetal liver--cloning and sequence determination of pregnancy-specific glycoprotein 7". Biochem. Biophys. Res. Commun. 168 (1): 214–25. doi:10.1016/0006-291X(90)91696-P. PMID2328001.
Streydio C, Swillens S, Georges M, et al. (1990). "Structure, evolution and chromosomal localization of the human pregnancy-specific beta 1 glycoprotein gene family". Genomics. 6 (4): 579–92. doi:10.1016/0888-7543(90)90492-D. PMID2341148.
Zheng QX, Tease LA, Shupert WL, Chan WY (1990). "Characterization of cDNAs of the human pregnancy-specific beta 1-glycoprotein family, a new subfamily of the immunoglobulin gene superfamily". Biochemistry. 29 (11): 2845–52. doi:10.1021/bi00463a030. PMID2346748.
Olsen A, Teglund S, Nelson D, et al. (1995). "Gene organization of the pregnancy-specific glycoprotein region on human chromosome 19: assembly and analysis of a 700-kb cosmid contig spanning the region". Genomics. 23 (3): 659–68. doi:10.1006/geno.1994.1555. PMID7851895.