@article {24769,
	title = {Ecological Economics},
	journal = {The political dimensions of Payments for Ecosystem Services (PES): Cascade or stairway?},
	year = {2017},
	url = {http://www.scopus.com/inward/record.url?eid=2-s2.0-84984706093\&partnerID=MN8TOARS},
	author = {Hausknost, D. and Grima, N. and Singh, S.J.}
}
