Mascaro, Lisa (29 de septiembre de 2017). «Pence to headline Koch network's strategy session for the midterm elections». LATimes.com. Consultado el 26 de octubre de 2017. «The network, founded by billionaire industrialist Koch brothers Charles G. and David H. Koch, has close ties to Pence, which has helped enable it to exert influence in the White House despite not endorsing President Trump in 2016.»