Reversible functionalization and exfoliation of graphite by a Diels–Alder reaction with furfuryl amine
N. Filvan Torkaman, M. Kley, W. Bremser, R. Wilhelm, RSC Advances 12 (2022) 17249–17256.

Ultrasound-assisted catalytic synthesis of acyclic imides in the presence of p-toluenesulfonic acid under solvent free conditions
M. Nasr-Esfahani, M. Montazerozohori, N. Filvan Torkaman, Journal of the Serbian Chemical Society 77 (2011) 415–421.