- Shirini, Farhad., Beigbaghlou, Somayeh Sarvi., Atghia, Seyyed Vahid. (2024). Melamine trisulfonic acid as an efficient and reusable catalyst for the crossed-Aldol condensation of ketones and aldehydes under solvent-free conditions. Iranian Journal of Catalysis, 2(4), 157 - 163,