Thellier_gui: bug fix for importing pmag_criteria files
Thellier_gui: bug fix for importing pmag_criteria files
Caoimhinmg/PmagPy,Caoimhinmg/PmagPy,lfairchild/PmagPy,lfairchild/PmagPy,Caoimhinmg/PmagPy,lfairchild/PmagPy