Publications for:

pest = Cercospora (anamorphic genus)
crop = Impatiens (crop)

found 2 publications:

2014

First report of leaf spot caused by Cercospora fukushiana on New Guinea impatiens in Korea
Plant Disease (2014) 98 (9), p. 1280
publishers website - pestinfo wiki

2006

Cercospora leaf spot on Impatiens spp. in Argentina
Plant Pathology (2006) 55 (4), 581-581
publishers website - pestinfo wiki