Holm Jakobsen, B. (1988) “International Symposium on Red Soils, 1983, Nanjing: proceedings. Ed. by Institute of Soil Science, Academia Sinica”., Geografisk Tidsskrift, 88. Tilgængelig hos: https://tidsskrift.dk/geografisktidsskrift/article/view/44550 (Set: 7 december 2025).