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Citation: L. Haag et Hd. Dann, Successful group work - Necessary teachers' actions and thought processes, Z PADAGOG P, 15(1), 2001, pp. 5-15

Authors: Haag, L

Citation: L. Haag, Is private tutoring effective? An evaluation study, Z PADAGOG P, 15(1), 2001, pp. 38-44

Authors: Haag, L

Citation: L. Haag, Effects from learning Latin - Results after two years, PSYCHOL ERZ, 48(1), 2001, pp. 30-37

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Citation: L. Haag et E. Stern, Non scholae sed vitae discimus? In search of global and specific transfer effects of learning Latin, Z PADAGOG P, 14(2-3), 2000, pp. 146-157

Authors: Haag, L Furst, C Dann, HD

Citation: L. Haag et al., Successful teachers' classroom practicing of traditional group work, PSYCHOL ERZ, 47(4), 2000, pp. 266-279

Authors: Dann, HD Haag, L Diegritz, T

Citation: Hd. Dann et al., Group status and intragroup processes in small groups of students, GRUPPEND-Z, 31(3), 2000, pp. 339-356