====== PX-NOM an interactive spreadsheet program for the computation of pyroxene analyses derived from the electron microprobe, Sturm, 2002 ====== @article{Sturm2002473, title = "PX-NOM an interactive spreadsheet program for the computation of pyroxene analyses derived from the electron microprobe", journal = "Computers & Geosciences", volume = "28", number = "4", pages = "473 - 483", year = "2002", issn = "0098-3004", doi = "http://dx.doi.org/10.1016/S0098-3004(01)00083-8", url = "http://www.sciencedirect.com/science/article/pii/S0098300401000838", author = "R. Sturm", keywords = "Pyroxene", keywords = "Spreadsheet program", keywords = "Classification", keywords = "Geothermobarometry", keywords = "Composition diagrams " }