@article{belford18eswa,
 author = {Mark Belford and Brian Mac Namee and Derek Greene},
 doi = {https://doi.org/10.1016/j.eswa.2017.08.047},
 journal = {Expert Systems with Applications},
 pages = {159-169},
 pdf = {http://www.derekgreene.com/papers/belford18eswa.pdf},
 title = {Stability of topic modeling via matrix factorization},
 volume = {91},
 year = {2018}
}