Kumarasingham, Harshan MPI for European Legal History, Max Planck Society;
http://srilankanpresidentialism.org/wp-content/uploads/2015/01/33-Kumarasingham.pdf (Any fulltext)
Kumarasingham, H. (2015). Unconventional Conventions: Power Partnerships in the Sri Lankan Executive. In W. Asanga (Ed.), Reforming Sri Lankan Presidentialism: Provenance, Problems and Prospects. Vol. II (pp. 833-873). Colombo: Centre for Policy Alternatives.