Citation: Colmont, Marie; Mentr\'e, Olivier; Henry, Natacha; Pautrat, Alain; Leclercq, Bastien; Capet, Fr\'ed\'eric; Djelal, Nora; Roussel, Pascal (2018). Undulated oxo-centered layers in PbLn3O4(VO4) (Ln= La and Nd) and relationship with Nd4O4(GeO4). Journal of Solid State Chemistry, 260, pp. 101-105.