Holmes, K. C., Popp, D., Gebhard, W., & Kabsch, W. (1989). The structure of F−actin calculated from X−ray fibre diagrams and the 0.6nm crystal structure. In U., Uaebi, & J., Engel (Eds.), Springer Series in Biophysics, 3 (pp. 48-50). Heidelberg / Berlin: Springer.