Kelle, Udo 2005. “‘Emergence’ vs. ‘Forcing’ of Empirical Data? A Crucial Problem of ‘Grounded Theory’ Reconsidered”. Forum Qualitative Sozialforschung/Forum: Qualitative Social Research, Vol. 6 (2), Art. 27, pp. 1–23.
Kelle, Udo 2005. “‘Emergence’ vs. ‘Forcing’ of Empirical Data? A Crucial Problem of ‘Grounded Theory’ Reconsidered”. Forum Qualitative Sozialforschung/Forum: Qualitative Social Research, Vol. 6 (2), Art. 27, pp. 1–23.