In situ high-pressure synchrotron X-ray powder diffraction study of tunnel manganese oxide minerals: hollandite, romanechite, and todorokiteDOI: info:10.1007/s00269-014-0731-8Springer1–7
Hwang, Gil Chan, Post, Jeffrey E., and Lee, Yongjae. 2015. "In situ high-pressure synchrotron X-ray powder diffraction study of tunnel manganese oxide minerals: hollandite, romanechite, and todorokite." Physics and Chemistry of Minerals, 1–7. https://doi.org/10.1007/s00269-014-0731-8.