Citation: Lv, Xiu-Xiu; Shi, Lu-Lu; Li, Ke; Li, Bao-Long; Li, Hai-Yan (2017). An unusual porous cationic metal-organic framework based on a tetranuclear hydroxyl-copper(ii) cluster for fast and highly efficient dichromate trapping through a single-crystal to single-crystal process.. Chemical communications (Cambridge, England), 53, pp. 1860-1863.