Li, X.-Q., J. Zhang, S. Luo, G. Liu, A. Murphy, Y. Leclerc, and T. Xing. “Effects of Sampling Methods on Starch Granule Size Measurement of Potato Tubers under a Light Microscope”. International Journal of Plant Biology, vol. 2, no. 1, June 2011, p. e5, doi:10.4081/pb.2011.e5.