Contact: SEKE 2019 Conference Secretariat; Last date for abstract submission: Not available; The 31st International Conference on Software Engineering and Knowledge Engineering (SEKE 2019) will be held in Hotel Tivoli Oriente, Lisbon, Portugal, from July 10 to July 12, 2019. CONFERENCE WEBSITE: ksiresearchorg.ipage.com/seke/seke19.html