Weinstock, Rhys, Berman, Hampar, Jackson, Silhavy, Weisemann, and Zweig. (1983) 1983. “Open Reading Frame Expression Vectors: A General Method for Antigen Production in Escherichia Coli Using Protein Fusions to Beta-Galactosidase”. Proc Natl Acad Sci U S A 80 (14): 4432-6. doi:10.1073/pnas.80.14.4432.