Kalenda, P., Tengler, R., Šebela, S., Blatnik, M. and Gosar, A. 2018. Detection of Divaška Jama corridors behind (to the SW) Trhlovca cave using low frequency high power ground penetrating radar. Acta Carsologica. 47, 2-3 (Sep. 2018). DOI:https://doi.org/10.3986/ac.v47i2-3.5187.