Q. Tang, T. Oki, and H. Hu, NDVI value drop with cloudiness, Proc. 2005 Annual Conf., Japan Soc. Hydrol. Water Res., Tsukuba, 246-247, August, 2005.
Q. Tang, T. Oki, and H. Hu, A Runoff-Evaporation model for Arid Plain Oasis, Proc. 2004 Annual Conf., Japan Soc. Hydrol. Water Res., Muroran, 194-195, August, 2004.