PAŠTEKA, R., KUŠNIRÁK, D., WILKEN, D., PUTIŠKA, R., PAPČO, J., GODOVÁ, D., ZVARA, I., NOGOVÁ, E. and ONDRÁŠOVÁ, L. 2019. Effective combination of microgravimetry and geoelectrical methods in the detection of subsurface cavities in archaeological prospection – selected case-studies from Slovakia. Contributions to Geophysics and Geodesy. 49, 4 (Dec. 2019), 479-496. DOI:https://doi.org/10.2478/congeo-2019-0025.