Matysová, P. (2009): Permian Silicified Wood in Oman. Al Hajar Newsletter 15, 14-18. Geological Society of Oman, Sultanate of Oman.

Matysová, P. (2009): Permian Silicified Wood in Oman. Al Hajar Newsletter 15, 14-18. Geological Society of Oman, Sultanate of Oman.