N. Shapiro

The Cycle of Hydrogen-Ion Concentration in the Food Vacuoles of Paramecium, Vorticella, and Stylonychia

N. Shapiro, 1927 .

Conservation, choice, and the concurrent fixed-ratio schedule.

J Allison, N Shapiro, J. Allison, 1978, Journal of the experimental analysis of behavior.

The recA gene and cadmium toxicity in Escherichia coli K12.

J. Keasling, N. Shapiro, 1996, Microbios.