1. Strategics and methods for collecting Theobroma;ALLEN;Plant Genetic Resources Newsletter,1984
2. Development of a tissue culture method for collecting wild germplasm of Gossypium;ALTMAN;Plant Genetic Resources Newsletter,1987
3. Collecting pearl millet germplasm in Tanzania;APPA RAO;Plant Genetic Resources Newsletter,1989
4. Diversity and collection of wild Vigna in India;ARORA;Plant Genetic Resources Newsletter,1985