Payne, M.J., Shulik, S.J., Donahue, J., Rollins, H.B. and Schmidt, V.A. (1981). Paleomagnetic poles for the Carboniferous Brush Creek Limestone and Buffalo siltstone from Southwest Pennsylvania. Physics of the Earth and Planetary Interiors 25: 113-118. doi: 10.1016/0031-9201(81)90133-3. |
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