Tarp, S. (2003) “The usefulness of different types of articles in learner’s dictionaries. Review of Ursula Wingate: The effectiveness of Different Learners Dictionaries. An investigation into the Use of Dictionaries for Reading Comprehension by Intermediate Learners of German. Tübingen 2002”, HERMES - Journal of Language and Communication in Business, 16(30), pp. 215–234. doi: 10.7146/hjlcb.v16i30.25723.