Publications for:

pest = Alternaria (anamorphic genus)
crop = Saponaria (crop)

found 2 publications:

2013

First report of leaf spot of Saponaria officinalis caused by Alternaria nobilis in Italy
Plant Disease (2013) 97 (3), p. 424
publishers website - pestinfo wiki

1999

Outbreak of leaf spot of saponaria caused by Alternaria saponariae in California
Plant Disease (1999) 83 (7), p. 694
publishers website - pestinfo wiki