Wichmann Matthiessen, C. (1985) “A profile of Dutch economic geography fed. by Marc de Smidt and Egbert Wever. - (Man and environment; 16)”., Geografisk Tidsskrift, 85. Tilgængelig hos: https://tidsskrift.dk/geografisktidsskrift/article/view/44190 (Set: 5 december 2025).