A Multistep Generalization of Runge-Kutta Methods With Four or Five Stages.

John C. Butcher A Multistep Generalization of Runge-Kutta Methods With Four or Five Stages. 84-99 1967 14 J. ACM 1 http://doi.acm.org/10.1145/321371.321378 db/journals/jacm/jacm14.html#Butcher67