@article {28831,
	title = {Possible traces of feeding by beetles in coniferophyte wood from the Kazanian of the Kama River basin},
	journal = {Paleontological Journal},
	volume = {44},
	number = {4},
	year = {2010},
	month = {2010},
	pages = {468-474},
	author = {Naugolnykh, S.V and Alexandr G. Ponomarenko}
}
