Citation: Cooper, W. F.; Larsen, F. K.; Coppens, P.; Giese, R. F. (1973). Electron population analysis of accurate diffraction data. V. Structure and one-center charge refinement of the light-atom mineral kernite, Na2B4O6(OH)2.3H2O Extended L-Shell refinement. American Mineralogist, 58, pp. 21-31.