Wu, W.N.; Lo, C.-L.; Lin, J.-Y. (2017). "Spatial variations of the crustal stress field in the Philippine region from inversion of earthquake focal mechanisms and their tectonic implications". Journal of Asian Earth Sciences. 142: 109–118. Bibcode:2017JAESc.142..109W. doi:10.1016/j.jseaes.2017.01.036.
Wu, W.N.; Lo, C.-L.; Lin, J.-Y. (2017). "Spatial variations of the crustal stress field in the Philippine region from inversion of earthquake focal mechanisms and their tectonic implications". Journal of Asian Earth Sciences. 142: 109–118. Bibcode:2017JAESc.142..109W. doi:10.1016/j.jseaes.2017.01.036.