Denk, Winfried Department of Biomedical Optics, Max Planck Institute for Medical Research, Max Planck Society;
http://www.pnas.org/cgi/reprint/97/17/9724 (Any fulltext)
http://dx.doi.org/10.1073/pnas.170278697 (Any fulltext)
Cox, C. L., Denk, W., Tank, D. W., & Svoboda, K. (2000). Action potentials reliably invade axonal arbors of rat neocortical neurons. Proceedings of the National Academy of Sciences of the United States of America, 97(17), 9724-9728. doi:10.1073/pnas.170278697.