@article {PhysRevA.98.022107,
	title = {Quantum walks assisted by particle-number fluctuations},
	journal = {Phys. Rev. A},
	volume = {98},
	year = {2018},
	month = {Aug},
	pages = {022107},
	publisher = {American Physical Society},
	doi = {10.1103/PhysRevA.98.022107},
	url = {https://link.aps.org/doi/10.1103/PhysRevA.98.022107},
	author = {Vargas{\textendash}Hern{\'a}ndez, R. A. and Krems, R. V.}
}
