Geographia Polonica (1982) vol. 48
Two isopleth maps of world population density constructed on equal-size unit areas
Geographia Polonica (1982) vol. 48, pp. 93-104 | Full text
, Institute of Earth Sciences, Maria Curie-Sklodowska University, Lublin
, Institute of Earth Sciences, Maria Curie-Sklodowska University, Lublin