Citation: Witteveen, H.T.; Jongejan, D.L.; Brandwijk, V. (1974). Preparation of compounds A2 Cu Cl4-x Brx (A= K, Rb, N H4, Tl; x= 0, 1, 2) and crystal structures of compounds Rb2 Cu Cl4-x Brx with ordered distribution of the anions. Materials Research Bulletin, 9, pp. 345-352.