"Elenopolítica, Reconfiguración Cooptada del Estado en Arauca, Colombia." last book from Vortex Foundation, analyzes how the colombian guerrilla Ejercito de Liberación Nacional (ELN) [National Liberation Army], during two decades (1991-2001), played an essential part on the election of several mayors and governors in Arauca, a Department located on the East of Colombia, at the frontier with Venezuela, reconfiguring institutions in this region.
This book was written by the researchers Natalia Duarte, Eduardo Salcedo-Albarán and Luis Jorge Garay.
You can get a copy on Amazon