announcing another thesis, that focuses on Wikidata and DBpedia data: [1].
Unluckily for most of you, it is not written in English, but in Czech language. Although, I guess you may want to know about it's existance and you can check the use case examples, which are in English: [2].

[1] https://www.academia.edu/26060646/Comparison_of_Wikidata_and_DBpedia_projects_as_spatial_data_sources
[2] http://home.zcu.cz/~jmacura/bp/