@journal {FS_4_2023, 
	title = "food service 4/2023",
	journal = "Foodservice",
	ISSN = "0936-1618",
	year = "2023",
	number = "4",
	doi = "FS_4_2023",
	url = "https://content-select.com/index.php?id=bib_view&doi=FS_4_2023",
	publisher = "Deutscher Fachverlag",
	language = "",
}