Wetter, Michael, Philip  Haves, Michael A Moshier, and Edward F Sowell. "Using SPARK as a Solver for Modelica." SimBuild 2008. Berkeley, CA, USA, 2008.

Wetter, Michael, Philip  Haves, Michael A Moshier, and Edward F Sowell. "Using SPARK as a solver for Modelica." Proc. of the 3rd SimBuild Conference 2008. LBNL-634E.

Sowell, Edward F, Michael A Moshier, Philip  Haves, and Dimitri  Curtil. "Graph-Theoretic Methods in Simulation Using SPARK." High Performance Computing Symposium of the Advanced Simulation Technologies Conference (Society for Modeling Simulation International) 2004.

Sowell, Edward F, Michael A Moshier, and Philip  Haves. "Graph-theoretic Methods in Simulation Using SPARK." High Performance Computing Symposium of the Advanced Simulation Technologies Conference 2004.