Affek-Starczewska, A., Starczewski, K., Pawlonka, Z., & Skrzyczyńska, J. (2014). Trees – nature monuments as part of the cultural landscape. Studia Ecologiae Et Bioethicae, 12(3), 55–63. https://doi.org/10.21697/seb.2014.12.3.03