Zieliński, A., Łyskowski, M., Mazurkiewicz, E., & Lubarska, K. W. (2019). Burial crypts in solid rock – a geophysical case study of a small church with a unique polychrome in Szydłów (S Poland). Geology, Geophysics and Environment, 45(2), 89. https://doi.org/10.7494/geol.2019.45.2.89