• Lower bound methods for the size of nondeterministic finite automata revisitedTamm, Hellis; Merwe, Brink van derLanguage and Automata Theory and Applications : 11th International Conference, LATA 2017, UmeĆ„, Sweden, March 6-9, 2017 : proceedings2017 / p. 261-272 https://doi.org/10.1007/978-3-319-53733-7_19 https://www.scopus.com/sourceid/25674 https://www.scopus.com/record/display.uri?eid=2-s2.0-85013378430&origin=inward&txGid=c9b1cd3b5d0721e966934ff666e0f8a2 https://www.webofscience.com/wos/woscc/full-record/WOS:000418579700019