1. Andrews, S.: A ‘best-of-breed’ approach for designing a fast algorithm for computing fixpoints of Galois connections. Inf. Sci. 295, 633–649 (2015). doi:10.1016/j.ins.2014.10.011
2. Atzmueller, M., Hanika, T., Stumme, G., Schaller, R., Ludwig, B.: Social event network analysis: structure, preferences, and reality. In: Proceedings of IEEE/ACM ASONAM. IEEE Press, Boston, MA (2016)
3. Barabási, A.-L., Albert, R.: Emergence of scaling in random networks. Science 286(5439), 509–512 (1999)
4. Birkhoff, G.: Lattice Theory. Colloquium Publications, vol. 25, 3rd edn. American Mathematical Society, New York (1967)
5. Boccaletti, S., Latora, V., Moreno, Y., Chavez, M., Hwang, D.-U.: Complex networks: structure and dynamics. Phys. Rep. 424(4–5), 175–308 (2006). ISSN: 0370-1573