OpenGeoSys Tutorial
  MLA
  Jang, Eunseon, et al. Opengeosys Tutorial. Springer International Publishing, 2018.
  APA
  Jang, E., Boog, J., He, W., & Kalbacher, T. (2018). OpenGeoSys Tutorial. Springer International Publishing.
  Chicago
  Jang, Eunseon, Johannes Boog, Wenkui He, and Thomas Kalbacher. Opengeosys Tutorial. : Springer International Publishing, 2018.