1. Anonym (UK, CAB International) (2005) Leptoshaeria maculans (distribution map). Distribution maps of plant diseases. CAB International, Wallingford, Oxfordshire, UK, Edition 6: Map 73
2. Bauer R (1990) Protoplast manipulation in the genus Brassica. II, fusion of leaf and callus protoplasts and the selection of heterokaryons. Biol Zentr Bl 109:63–69
3. Brown J, Brown AP, Davis JB, Erickson D (1997) Intergeneric hybridization between Sinapis alba and Brassica napus. Euphytica 93:163–168
4. Buczacki ST, Toxopeus H, Mattusch P, Johnston TD, Dixon GR, Hobolth LA (1975) Study of physiologic specialization in Plasmodiophora brassicae: proposals for attempted rationalization through an international approach. Trans Brit Mycol Soc 65:295–303
5. Chèvre AM, Eber F, Brun H, Plessis J, Primard F, Renard M (1991) Cytogenetic studies of Brassica
napus-Sinapis alba hybrids from ovary culture and protoplast fusion: attempts to induce Alternaria resistance into rapeseed. GCIRC 8th Intern Rapeseed Congr, Saskatoon, pp 346–351