In situ determination of refractive index and size of Bacillus spores by light transmission.
Katz A, Alimova A, Xu M, Gottlieb P, Rudolph E, Steiner JC, Alfano RR. In situ determination of refractive index and size of Bacillus spores by light transmission. Opt Lett. 2005 Mar 15; 30(6):589-91.