A Methodology for Adaptable and Robust Ecosystem Services Assessment Villa, Ferdinando ; Bagstad, Kenneth J. ; Voigt, Brian ; Johnson, Gary W. ; Portela, Rosimeiry ; Honzák, Miroslav ; Batker, David Abstract Publication: PLoS ONE Pub Date: March 2014 DOI: 10.1371/journal.pone.0091001 Bibcode: 2014PLoSO...991001V