@inproceedings{HaugKreuter, author = {Haug, Sonja and Kreuter, Frauke}, title = {Empirical Social Research between Na{\"i}ve Realism and Instrumentalism}, series = {Karl Popper 2002 Centenary Congress, Karl Popper Institut der Universit{\"a}t Wien, 3.-7.7.2002, Wien}, booktitle = {Karl Popper 2002 Centenary Congress, Karl Popper Institut der Universit{\"a}t Wien, 3.-7.7.2002, Wien}, language = {en} }