@article{KaibelWalter2026a,
	author = {V. Kaibel and M. Walter},
	title = {Simple extensions of polytopes},
	journal = {Mathematical Programming, Series B},
	year = {2015},
	number = {1--2},
	pages = {381--406},
	volume = {154},
	month = {Jan},
	doi = {10.1007/s10107-015-0885-2}
}