“CORRELATING PILE DRIVING ANALYZER (PDA) AND CASE PILE WAVE ANALYSIS PROGRAM (CAPWAP) RESULTS TO INFER SUBSURFACE SOIL VARIABILITY: A CASE STUDY ON DRIVEN SPUN PILES”. GEOMATE Journal, vol. 31, no. 143, July 2026, pp. 63-72, https://doi.org/10.21660/2026.143.5337.