GRTMOD version 1.6.1 (April 20, 2018)
All programs are free for non-commercial purposes and may be used only at the user’s responsibility
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©+® By downloading or using GRTMOD, you accept the terms of the software license agreement (available here). GRTMOD should be used only at the user's responsibility. Please note that GRTMOD program is free only for academic and public researchers. If you are working for a commercial institution, you should first get a licence. Please contact me before to download the program.