Urbaniak L., Lesiczka P., Gąsiorowska E., Pawlaczyk E., Androsiuk P., Lewandowska-Wosik A., Voncina G. 2018. Genetic and phenotypic relationships among Pinus sylvestris populations in the Pieniny National Park. Archives of Biological Sciences. 70(2): 289-97. doi:10.2298/ABS170525045U