LINK methodology: a participatory guide to business models that link smallholders to markets. Version 2.0. - Lundy, Mark M.; Amrein, Alexandra; Hurtado Bermudez, Jhon Jairo; Becx, Gertjan; Zamierowski, Nancy; Rodríguez, Fernando; Mosquera Echeverry, Erika Eliana (International Center for Tropical Agriculture, 2014)