Arie de Bruin Shan-Hwei Nienhuys-Cheng Linear Dynamic Kahn Networks are Deterministic. 3-32 1998 195 Theor. Comput. Sci. 1 db/journals/tcs/tcs195.html#BruinN98 http://dx.doi.org/10.1016/S0304-3975(97)00156-4