1. Crank, J., Nicolson, P.: A practical method for numerical evaluation of solutions of partial differential equations of the heat-conduction type. Proc. Cambridge Philos. Soc 43, 50–67 (1947)
2. Smith, G.: Numerical solution of partial differential equations: finite difference methods, 2nd edn. Oxford University Press, Oxford (1978)
3. Van lent, J., Vandewalle, S.: Multigrid methods for implicit Runge-Kutta and boundary value method discretizations of PDEs. SIAM. J. Sci. Comput 27, 67–92 (2005)
4. Mardal, K.A., Nilssen, T.K., Staff, G.A.: Order optimal preconditioners for implicit Runge-Kutta schemes applied to parabolic PDEs. SIAM. J. Sci. Comput 29, 361–375 (2007)
5. Hochbruck, M., Ostermann, A.: Explicit exponential Runge Kutta methods for semilinear parabolic problems. SIAM. J. Numer. Anal 43, 1069–1090 (2005)