@article{eage:/content/papers/10.3997/2214-4609.201411119, author = "S. Espedal, M. and E. Ewing, R. and F. Russell, T.", title = "Mixed Methods, Operator Splitting, and Local Refinement Techniques for Simulation on Irregular Grids", journal= "", year = "1990", volume = "", number = "", pages = "", doi = "https://doi.org/10.3997/2214-4609.201411119", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609.201411119", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", eid = "cp-231-00026", }