Golos TG, Durning M, Fisher JM (1991). "Molecular cloning of the rhesus glycoprotein hormone alpha-subunit gene". DNA Cell Biol.10 (5): 367–380. PMID1713773. doi:10.1089/dna.1991.10.367.
Isaacs NW, Lapthorn AJ, Harris DC, Littlejohn A, Lustbader JW, Canfield RE, Machin KJ, Morgan FJ (1994). "Crystal structure of human chorionic gonadotropin". Nature369 (6480): 455–461. PMID8202136. doi:10.1038/369455a0.
Golos TG, Durning M, Fisher JM (1991). "Molecular cloning of the rhesus glycoprotein hormone alpha-subunit gene". DNA Cell Biol.10 (5): 367–380. PMID1713773. doi:10.1089/dna.1991.10.367.
Isaacs NW, Lapthorn AJ, Harris DC, Littlejohn A, Lustbader JW, Canfield RE, Machin KJ, Morgan FJ (1994). "Crystal structure of human chorionic gonadotropin". Nature369 (6480): 455–461. PMID8202136. doi:10.1038/369455a0.