Zhao, J.-L., Wu, C., Zeng, X., Rahman, S., Georghiou, P. E., Elsegood, M. R., Warwick, T. G., Redshaw, C., Teat, S. J., & Yamato, T. (2016). Thiacalix[4]arene derivatives bearing imidazole units : a ditopic hard/soft receptor for Na⁺ and K⁺/Ag⁺ with an allosteric effect and a reusable extractant for dichromate anions. ChemistrySelect, 1(8), 1541-1547. https://doi.org/10.1002/slct.201600245