A photometric study of the light variations of the triple system DG Leo P. Lampens, Y. Frémat, R. Garrido, J. H. Peña, L. Parrao, P. Van Cauteren, J. Cuypers, P. De Cat, K. Uytterhoeven, T. Arentoft and M. Hobart A&A, 438 1 (2005) 201-209 Published online: 06 July 2005 DOI: 10.1051/0004-6361:20042335