@booklet {HunJexLan20-Potential,
	title = {Quantum Systems at The Brink. Existence and Decay Rates of Bound States at Thresholds; Critical Potentials and dimensionality},
	howpublished = {arXiv:2107.14128},
	year = {2021},
	pages = {8},
	author = {Dirk Hundertmark and Michal Jex and Markus Lange}
}
