Barengo R, Krisman CR (maio de 1978). «Initiation of glycogen biosynthesis in Escherichia coli. Studies of the properties of the enzymes involved». Biochimica et Biophysica Acta (BBA) - General Subjects. 540 (2): 190–6. PMID418819. doi:10.1016/0304-4165(78)90131-9
Barengo R, Krisman CR (maio de 1978). «Initiation of glycogen biosynthesis in Escherichia coli. Studies of the properties of the enzymes involved». Biochimica et Biophysica Acta (BBA) - General Subjects. 540 (2): 190–6. PMID418819. doi:10.1016/0304-4165(78)90131-9