1. Abbaci, K., Hadjali, A., Lietard, L., Rocacher, D.: A linguistic quantifier-based approach for skyline refinement. In: Joint IFSA World Congress and NAFIPS Annual Meeting, IFSA/NAFIPS, Edmonton, Alberta, Canada, 24–28 June, pp. 321–326 (2013)
2. Balke, W., Güntzer, U., Lofi, C.: User interaction support for incremental refinement of preference-based queries. In: Proceedings of the First International Conference on Research Challenges in Information Science (RCIS), Ouarzazate, Morocco, 23–26 April, pp. 209–220 (2007)
3. Belohlávek, R.: Fuzzy Galois connections. Math. Log. Q. 45, 497–504 (1999)
4. Börzsönyi, S., Kossmann, D., Stocker, K.: The skyline operator. In: Proceedings of the 17th International Conference on Data Engineering, Heidelberg, Germany, 2–6 April, pp. 421–430 (2001)
5. Chan, C.Y., Jagadish, H.V., Tan, K., Tung, A.K.H., Zhang, Z.: Finding k-dominant skylines in high dimensional space. In: Proceedings of the International Conference on Management of Data (ACM SIGMOD), Chicago, Illinois, USA, 27–29 June, pp. 503–514 (2006)