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Ballerini, J.-P.; Büchel, M.; Domenig, R.; Knaus, D.; Mateev, B.; Mittendorf, E.; Schäuble, P.; Wechsler, M.; Sheridan, P.: SPIDER retrieval system at TREC-5 (1997) 0.02

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Knaus, D.; Mittendorf, E.; Schäuble, P.; Sheridan, P.: Is recall relevant? : An analysis how user interface conditions affect strategies and performance in large scale text retrieval (1996) 0.02

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