Guangbin Wang and  Xue Li,  Some Results on Parallel Alternating Two-stage Methods.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 1361 - 1364
    [viewed 12 August 2020]. Available from: https://publications.waset.org/pdf/9162.