1. Hearon, Proc. Am. Phytopath. Soc. 1: 151, 1974.
  2. Hearon, Corbett, Lawson, Gillaspie & Waterworth, Phytopathology 68: 1137, 1978.
  3. Lawson, Hearon, Smith & Kahn, Phytopathology 63: 1435, 1973.
  4. Phillips, Piggott & Brunt, Ann. appl. Biol. 109: 137, 1986.
  5. Waterworth, Lawson & Kahn, J. Agric. Univ. P. Rico 58: 351, 1974.