Spatial diversity of gully density of the Lublin Upland and Roztocze Hills (SE Poland) - Gawrysiak, Leszek; Harasimiuk, Marian (1941-) (Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej)
Keywords: gullies; road gullies; odra glaciation; Lublin Upland; Poland