@article {Krell2005,
	title = {Quantitative extraction of macro-invertebrates from temperate and tropical leaf litter and soil: efficiency and time-dependent taxonomic biases of the Winkler extraction},
	journal = {Pedobiologia},
	volume = {49},
	number = {2},
	year = {2005},
	pages = {175{\textendash}186},
	issn = {00314056},
	doi = {10.1016/j.pedobi.2004.10.005},
	url = {http://linkinghub.elsevier.com/retrieve/pii/S0031405604001374},
	author = {Krell, Frank-Thorsten and Chung, Arthur Y.C. and DeBoise, Emma and Eggleton, Paul and Giusti, Alessandro and Inward, Kelly and Krell-Westerwalbesloh, Sylvia}
}
