Home Publications & Data Journal Article Recent progress in the identification of viruses of Phaseolus vulgaris in Africa author(s) Vetten, H.J. published in1991 original file download full citation Vetten, H.J.; ALLEN, D.J. 1991. Recent progress in the identification of viruses of Phaseolus vulgaris in Africa. Bean Improvement Cooperative. Annual Report (USA). 34:3-4.