@article{jgeosci.199, title={Karpenkoite, Co3(V2O7)(OH)2ยท2H2O, a cobalt analogue of martyite from the Little Eva mine, Grand County, Utah, USA} author={Kasatkin, Anatoly V. and Pl\'{a}\v{s}il, Jakub and Pekov, Igor V. and Belakovskiy, Dmitry I. and Nestola, Fabrizio and \v{C}ejka, Ji\v{r}\'{i} and Vigasina, Marina F. and Zorzi, Federico and Thorne, Brent}, journal={Journal of Geosciences}, volume={60}, number={4}, pages={251--257}, year=2015, publisher={Czech Geological Society} }