@article {ARC22305,
	title = {Fertilization effects on species density and primary productivity in herbaceous plant communities},
	journal = {Oikos},
	volume = {89},
	year = {2000},
	pages = {428-439},
	doi = {10.1034/j.1600-0706.2000.890302.x},
	author = {Laura Gough and C. W. Osenberg and K. L. Gross and Scott L Collins}
}
