@ARTICLE{an2017,
     Title={An embedded 3(2) pair of nonlinear methods for solving first order initial-value ordinary differential systems},
     Author={Higinio Ramos, Gurjinder Singh, V. Kanwar, Saurabh Bhatia},
     Journal={Numerical Algorithms},
     Volume={75},
     Number={3},
     Pages={509-529},
     Publisher={Springer},
     Year={2017}
}