@article {Ivanova2006,
	title = {Biostratigraphy and palaeoenvironmental development of the Callovian-Valanginian carbonate platform from the Lyubash unit (SW Bulgaria)},
	journal = {Volumina Jurassica},
	volume = {4},
	year = {2006},
	pages = {174{\textendash}175},
	keywords = {JS, TIP},
	url = {http://voluminajurassica.org/index.php/volumina/article/view/46/41},
	author = {Ivanova, Daria and Koleva-Rekalova, Elena and Ko{\l}odziej, Bogus{\l}aw and Metodiev, Lubomir and Roniewicz, Ewa}
}
@article {Helm2006,
	title = {Patch reef development in the florigemma-Bank Member (Oxfordian) from the Deister Mts (NW Germany): a type example for Late Jurassic coral thrombolite thickets},
	journal = {Facies},
	volume = {52},
	number = {3},
	year = {2006},
	pages = {441{\textendash}467},
	keywords = {JS, TIP},
	doi = {10.1007/s10347-006-0078-9},
	url = {http://link.springer.com/10.1007/s10347-006-0078-9},
	author = {Helm, Carsten and Sch{\"u}lke, Immo}
}
