Mimicking the LCDM model with stealths Cuauhtemoc Campuzano, Víctor H. Cárdenas and Ramón Herrera Eur. Phys. J. C, 76 12 (2016) 698 Published online: 19 December 2016 DOI: 10.1140/epjc/s10052-016-4546-2