Application of two dimensional Electrical Resistivity Tomography (ERT) For Moisture Detection in Thessaloniki’s Rotunda Pillars and Three-Dimensional ERT Modeling using optimized electrode arrays - Louvaris, Prodromos; Tsourlos, Panagiotis; Tsokas, Gregory N.; Vargemezis, George (Presses Universitaires de Rennes, 2021)