Pranowo, ...., & 		Winardhi, ....
(2018).
Application of Velocity Variation with Angle (VVA) Method on an Anisotropic Model with Thomsen Delta Anisotropy Parameters.
<em>Jurnal Geofisika, 16</em>(2), 6-10.
doi:10.36435/jgf.v16i2.371