William A. Schwalm, University of North DakotaISBN: 9781643273471 | PDF ISBN: 9781643273501Hardcover ISBN: 9781643273518Copyright © 2019 | 114 PagesDOI: 10.1088/2053-2571/aae789Many institutions worldwide provide digital library access to Morgan & Claypool titles. You can check for personal access by clicking on the DOI link.