Paradiplomacy

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-76922011000100003

http://paradiplomacia.org/upload/downloads/418b10efdd1b499d20e71ddee72a698bparadiplomacy.pdf

http://digital.csic.es/bitstream/10261/1472/1/dt-0106.pdf

https://www.routledge.com/Theory-and-Practice-of-Paradiplomacy-Subnational-Governments-in-International/Kuznetsov/p/book/978041573888

http://thediplomat.com/2013/11/paradiplomacy-a-new-way-for-indian-foreign-policy/