A. P. Hitchens, M. C. Leikind: The Introduction of Agar-agar into Bacteriology. In: Journal of Bacteriology. Band 37, Nr. 5, 1939, S. 485–493, PMID 16560221PDF.
A. P. Hitchens, M. C. Leikind: The Introduction of Agar-agar into Bacteriology. In: Journal of Bacteriology. Band 37, Nr. 5, 1939, S. 485–493, PMID 16560221PDF.