Shehata, M. R., M. M. Shoukry, S. A. Shokry, and M. A. Mabrouk,  "Thermal stability of Pd(1,4-bis(2- hydroxyethyl)piperazine)Cl2 and its role in the catalysis of base hydrolysis of ?-amino acid esters",  Coordination Chemistry, vol. 68, issue 17-18, pp. 3272-3281, 2015.