@article {MR3395375,
	title = {The rank of the semigroup of transformations stabilising a partition of a finite set},
	journal = {Math. Proc. Cambridge Philos. Soc.},
	volume = {159},
	number = {2},
	year = {2015},
	note = {n/a},
	pages = {339{\textendash}353},
	abstract = {n/a},
	issn = {0305-0041},
	doi = {10.1017/S0305004115000389},
	url = {https://doi.org/10.1017/S0305004115000389},
	author = {Ara{\'u}jo, Jo{\~a}o and Bentz, Wolfram and Mitchell, James D. and Schneider, Csaba}
}
