- 1"Economics of identity preservation for GM crops" Food Biotechnology Communications Initiative (MS/2143/06/08)
item - 2"Fields of the future - GM crops" The Scientific Alliance conference proceedings (BURK/06/05/02)
2003, item - 3Final report of study "Economics of identity preservation for genetically modified crops" (MS/2154/03/27)
29th January 1999, item