Reconstructing grassland fire history using sedimentary charcoal: Considering count, size and shape Leys, Berangere A. ; Commerford, Julie L. ; McLauchlan, Kendra K. Abstract Publication: PLoS ONE Pub Date: April 2017 DOI: 10.1371/journal.pone.0176445 Bibcode: 2017PLoSO..1276445L