Cabrera-Ziri, I, Niederhofer, F, Bastian, N, Rejkuba, M, Balbinot, E, Kerzendorf, WE, Larsen, SS, Mackey, AD, Dalessandro, E, Mucciarelli, A, Charbonnel, C, Hilker, M, Gieles, M and Henault-Brunet, V (2016) No evidence for younger stellar generations within the intermediate-age massive clusters NGC 1783, NGC 1806 and NGC 411. MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 459 (4). pp. 4218-4223. ISSN 0035-8711