Ledger, P., Jin, D., Ledger, P., Gil, A., & Gil, A. (2014). An hp-fem framework for the simulation of electrostrictive and magnetostrictive materials. Computers & Structures, 133, pp. 131-148. doi:10.1016/j.compstruc.2013.10.009

Ledger, Paul, D. Jin, P.D Ledger, A.J Gil, and Antonio Gil. "An Hp-fem Framework for the Simulation of Electrostrictive and Magnetostrictive Materials." Computers & Structures 133 (2014): 131-148.

Ledger, Paul, et al. "An Hp-fem Framework for the Simulation of Electrostrictive and Magnetostrictive Materials." Computers & Structures 133 (2014): 131-148.