High cadence near infrared timing observations of extrasolar planets - I. GJ 436b and XO-1bC. Cáceres, V. D. Ivanov, D. Minniti, D. Naef, C. Melo, E. Mason, F. Selman and G. PietrzynskiA&A, 507 1 (2009) 481-486DOI: https://doi.org/10.1051/0004-6361/200810908
