1. Audus, L. J., “Magnetotropism, a New Plant Growth Response,” Nature (London) 185:132, 1960.
2. Audus, L. J., “The Mechanism of the Perception of Gravity by Plants,” Symposium XVI, Soc. Exptl. Biol., p. 197, 1962.
3. Leusden, F. P., “Electric and Magnetic Effects on Bacteria,” Centr. Bakter. 111:321, 1929.
4. Jennison, M. W., “The Growth of Bacteria, Yeasts and Moulds in a Strong Magnetic Field,” J. Bacteriol. 33:15, 1937.
5. Kimball, G. C., “The Growth of Yeast in a Magnetic Field,” J. Bacteriol. 35:109, 1938.