1. Suarez‐Rivera, R., S. Willson, S. Nakagawa, and O. M. Nes, 2001, Frequency scaling for evaluation of shale and mudstone properties from acoustic velocities: AGU Fall Meeting.
2. Ulm, F. J., G. Constantinides, A. Delafargue, Y. Abousleiman, R. Ewy, L. Duranti, and D. K. McCarty, 2005, Material invariant poromechanics properties of shales: 3rd Biot Conference on Poromechanics.
3. Seismic anisotropy in sedimentary rocks, part 1: A single‐plug laboratory method