Billhardt, B., Chaiya, Y., Laysirikul, E., Nupo, N., & Sanwong, J. (2018). A unifying approach to the Margolis–Meakin and Birget–Rhodes group expansion.

Billhardt, Bernd, Yanisa Chaiya, Ekkachai Laysirikul, Nuttawoot Nupo, و Jintana Sanwong. A Unifying Approach to the Margolis–Meakin and Birget–Rhodes Group Expansion. 2018.

Billhardt, Bernd, et al. A Unifying Approach to the Margolis–Meakin and Birget–Rhodes Group Expansion. 2018.