Carvalheiro, L.; Biesmeijer, J.C; Benadi, G.; Fründ, J.; Stang, M.; Bartomeus, I.; Kaiser-Bunbury, C.N.; Baude, M.; Gomes, S.I.F.; Merckx, V.; Baldock, K.C.R.; Bennett, A.T.D.; Boada, R.; Bommarco, R.; Cartar, R.; Chacoff, N.; Dänhardt, J.; Dicks, L.V.; Dormann, C.F.; Ekroos, J.; Henson, K.S.E.; Holzschuh, A.; Junker, R.R.; Lopezaraiza-Mikel, M.; Memmott, J.; Montero-Castaño, A.; Nelson, I.L.; Petanidou, T.; Power, E.F.; Stout, J.C.; Temitope, K.; Tscharntke, T.; Tscheulin, T.; Vilà, M. and Kunin, W.E. (2014) The potential for indirect effects between co-flowering plants via shared pollinators depends on resource abundance, accessibility and relatednessEcology Letters 17 (11): 1389–1399. http://onlinelibrary.wiley.com/doi/10.1111/ele.12342/abstract