TY - RPRT TI - Spatial dynamics of ecosystem service flows: a comprehensive approach to quantifying actual services AU - Kenneth J. Bagstad AU - Gary W. Johnson AU - Brian Voigt AU - Ferdinando Villa PY - 2013 DO - 10.1016/j.ecoser.2012.07.012 UR - https://pubs.usgs.gov/publication/70046908 ID - 70046908 ER -