Coalval: A Prefeasibility Software Package for Evaluating Coal Properties Using Lotus 1-2-3, Version 2.2.
Plis-MN; Rohrbacher-TJ; Teeters-DD
Proc Geotech '92 Geocomputing Conference Expomasters Englewood Colorado :180-186
This report highlights coalval, a coal property evaluation software package developed by the U.S. Bureau of Mines (USBM) on Lotus 1-2-3, Version 2.2, spreadsheets. The software is also compatible with Version 3.1, and provisionally with Version 2.01.
Proc. Geotech '92 Geocomputing Conference. Expomasters, Englewood, Co, PP. 180-186