]. Y. Bu08 and . Bugeaud, Linear forms in the logarithms of algebraic numbers close to 1 and applications to Diophantine equations, Proceedings of the Number Theory conference DION Effective irrationality measures for roots of rational numbers close to 1, pp.59-76, 2005.

]. N. Gou06 and . Gouillon, Explicit lower bounds for linear forms in two logarithms, J. Théor. Nombres Bordeaux, vol.18, pp.125-146, 2006.

M. Laurent, M. Mignotte, and Y. Nesterenko, Formes lin??aires en deux logarithmes et d??terminants d???interpolation, Journal of Number Theory, vol.55, issue.2, pp.285-321, 1995.
DOI : 10.1006/jnth.1995.1141

G. Rhin, Sur l'approximation diophantienne simultanée de deux logarithmes de nombres rationnels In: Approximations diophantiennes et nombres transcendants, Progress in Mathematics, Colloque de Luminy, pp.247-258, 1982.

G. Rhin, . Ph, and . Toffin, Approximants de Pad?? simultan??s de logarithmes, Journal of Number Theory, vol.24, issue.3, pp.284-297, 1986.
DOI : 10.1016/0022-314X(86)90036-3

]. T. Sho74 and . Shorey, Linear forms in the logarithms of algebraic numbers with small coefficients I, J. Indian Math. Soc. (N. S.), vol.38, pp.271-284, 1974.

M. Waldschmidt, Transcendence measures for exponentials and logarithms, Journal of the Australian Mathematical Society, vol.28, issue.04, pp.445-465, 1978.
DOI : 10.1007/BF01361554

M. Waldschmidt, Minorations de combinaisons lin??aires de logarithmes de nombres alg??briques, Journal canadien de math??matiques, vol.45, issue.1, pp.176-224, 1993.
DOI : 10.4153/CJM-1993-010-1

M. Waldschmidt, Diophantine Approximation on Linear Algebraic Groups. Transcendence Properties of the Exponential Function in Several Variables, Grundlehren Math. Wiss, vol.326, 2000.