G.Sewell, John Wiley & Sons, 2018, contains the most complete documentation on PDE2D.
G.Sewell, World Scientific Publishing Co., 2015.
G.Sewell, Advances in Engineering Software 41, 2010, 748-753.
a 2005 John Wiley book by Juergen Topper, uses PDE2D extensively to solve partial differential equations
in financial engineering.
G.Sewell, World Scientific Publishing Co, 2014.