- Eberhart, SA and Russell, w.A. (1966). Crop. Sci., 6: 36-40.
- Francis. T.R. and Kanneberg. G.N. (1978). Can. J. PI. Sci., 58: 1029-1034.
- Kumar, P., eta/. (1984). HAUJ Res. 14:180-183.
- Moinuddin, H.H., et al. (1998). J. Oil Seeds Res.. 15: 238-241.
- Reddy, K.R. and Gupta, R.VS. (1994). J. MaharashtraAgric. Univ., 19: 80-83.
- Wyne, J.e. and Coffelt, T.A. (1980). Proc. Peanut Res. Edn. Assoc., 12:75.