Chr. Johansen H. The Dimensions of Quantitative Research in History, edited by William O. Aydelotte, Allan G. Bogue and Robert W. Fogel. Quantitative Studies in History. Princeton University Press, 1972. 435 s. ht [Internet]. 1. januar 1974 [henvist 6. december 2025];13. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/51585