Haruo Tanaka และผู้แต่งคนอื่นๆ. (2011) Estimating soil organic carbon sequestration change with applying modified Rothamsted Carbon model to paddy and upland fields in Japan. <i>International Journal of Renewable Energy</i>, <i>Vol. 6</i>(No.2), pp 1-9.Haruo Tanaka และผู้แต่งคนอื่นๆ. "Estimating soil organic carbon sequestration change with applying modified Rothamsted Carbon model to paddy and upland fields in Japan". International Journal of Renewable Energy Vol. 6 (2011):pp 1-9.Haruo Tanaka และผู้แต่งคนอื่นๆ. Estimating soil organic carbon sequestration change with applying modified Rothamsted Carbon model to paddy and upland fields in Japan. School of Renewable Energy Technology:ม.ป.ท. 2011.