Dalton, J (1969). „Formation of the Macrocyclic Ring in Tetrapyrrole Biosynthesis”. Nature223 (5211), 1151–1153. o. DOI:10.1038/2231151a0. PMID5810686.
Dalton, J (1969). „Formation of the Macrocyclic Ring in Tetrapyrrole Biosynthesis”. Nature223 (5211), 1151–1153. o. DOI:10.1038/2231151a0. PMID5810686.