Bunlawee, Yotnoi, Meundaeng, Natthaya, Mookda, Pattarawarapan, Watcharee, Funfuenha, Prior, Timothy J., Apinpus, Rujiwatra, "Influence of secondary ligand on structures and topologies of lanthanide coordination polymers with 1,3,5-triazine-2,4,6-triamine hexaacetic acid", Journal of coordination chemistry, 2015