Diameter of parallelogramic honeycomb torus
Yang, X., Megson, G.M., Tang, Y. and Evans, D.J. 2005. Diameter of parallelogramic honeycomb torus. Computers & Mathematics with Applications. 50 (8-9), pp. 1477-1486. https://doi.org/10.1016/j.camwa.2005.01.029