@article {perarnau2019collective,
	title = {Collective operations can extremely reduce work fluctuations},
	journal = {New Journal of Physics},
	volume = {21},
	year = {2019},
	pages = {083023},
	publisher = {IOP Publishing},
	author = {Perarnau-Llobet, Mart{\'\i} and Uzdin, Raam}
}
