D. Cayan, Latent and Sensible Heat Flux Anomalies over the Northern Oceans: The Connection to Monthly Atmospheric Circulation, Journal of Climate, vol.5, issue.4, pp.354-369, 1991.
DOI : 10.1175/1520-0442(1992)005<0354:LASHFA>2.0.CO;2

A. Czaja, P. Van-der-vaart, and J. Marshall, Observed Impact of Atlantic SST Anomalies on the North Atlantic Oscillation, Journal of Climate, vol.15, issue.6, pp.606-623, 2002.
DOI : 10.1175/1520-0442(2002)015<0606:OIOASA>2.0.CO;2

E. A. Eltahir and C. Gong, Dynamics of Wet and Dry Years in West Africa, Journal of Climate, vol.9, issue.5, pp.1030-1042, 1996.
DOI : 10.1175/1520-0442(1996)009<1030:DOWADY>2.0.CO;2

D. Labat, Recent advances in wavelet analyses: Part 1. A review of concepts, Journal of Hydrology, vol.314, issue.1-4, pp.275-288, 2005.
DOI : 10.1016/j.jhydrol.2005.04.003

URL : https://hal.archives-ouvertes.fr/hal-00320537

L. Barbé, L. Lebel, T. Tapsoba, and D. , Rainfall Variability in West Africa during the Years 1950???90, Journal of Climate, vol.15, issue.2, pp.187-202, 2002.
DOI : 10.1175/1520-0442(2002)015<0187:RVIWAD>2.0.CO;2

T. Lebel and A. Ali, Recent trends in the Central and Western Sahel rainfall regime (1990???2007), Journal of Hydrology, vol.375, issue.1-2, pp.52-64, 1990.
DOI : 10.1016/j.jhydrol.2008.11.030

URL : https://hal.archives-ouvertes.fr/insu-00412630

T. Lebel, A. Diedhiou, and H. Laurent, Seasonal cycle and interannual variability of the Sahelian rainfall at hydrological scales, Journal of Geophysical Research, vol.11, issue.2, p.8389, 2003.
DOI : 10.1029/2001JD001580

Y. Hôte and G. Mahé, Afrique Centrale et de l'Ouest : précipitations moyennes annuelles (période 1951-1989), 1995.

A. J. Matthews, Intra-seasonal variability over West Africa, 25 th Conference on Hurricanes and Tropical Meteorology, pp.652-653, 2002.

D. Maraun, What Can We Learn from Climate Data? Methods for Fluctuation Time/Scale and Phase Analysis, p.127, 2006.

F. Mounier, G. N. Kiladis, and S. Janicot, Analysis of the Dominant Mode of Convectively Coupled Kelvin Waves in the West African Monsoon, Journal of Climate, vol.20, issue.8, pp.1487-1503, 2007.
DOI : 10.1175/JCLI4059.1

URL : https://hal.archives-ouvertes.fr/hal-00770718

R. Roca, J. P. Lafore, C. Piriou, and J. L. Redelsperger, Extratropical Dry-Air Intrusions into the West African Monsoon Midtroposphere: An Important Factor for the Convective Activity over the Sahel, Journal of the Atmospheric Sciences, vol.62, issue.2, pp.390-406, 2005.
DOI : 10.1175/JAS-3366.1

B. Sultan and S. Janicot, The West African Monsoon Dynamics. Part I: Documentation of Intraseasonal Variability, Journal of Climate, vol.16, issue.21, pp.3389-3406, 2003.
DOI : 10.1175/1520-0442(2003)016<3389:TWAMDP>2.0.CO;2

URL : https://hal.archives-ouvertes.fr/hal-00155510

M. N. Ward, Diagnosis and Short-Lead Time Prediction of Summer Rainfall in Tropical North Africa at Interannual and Multidecadal Timescales, Journal of Climate, vol.11, issue.12, pp.3167-3191, 1998.
DOI : 10.1175/1520-0442(1998)011<3167:DASLTP>2.0.CO;2