@article {bonheure2012concentration,
	title = {Concentration on circles for nonlinear Schr{\"o}dinger{\textendash}Poisson systems with unbounded potentials vanishing at infinity},
	journal = {Communications in Contemporary Mathematics},
	volume = {14},
	number = {02},
	year = {2012},
	pages = {1250009},
	publisher = {World Scientific},
	abstract = {<p><span style="font-family: serif; font-size: 18px;">The present paper is devoted to weighted nonlinear Schr{\"o}dinger{\textendash}Poisson systems with potentials possibly unbounded and vanishing at infinity. Using a purely variational approach, we prove the existence of solutions concentrating on a circle.</span></p>},
	doi = {10.1142/S0219199712500095},
	url = {https://doi.org/10.1142/S0219199712500095},
	author = {Bonheure, Denis and Di Cosmo, Jonathan and Mercuri, Carlo}
}
