1. AgroBioInstitute, Agricultural Academy, 8, Dragan Tsankov Bvld., 1040 Sofia, Bulgaria
2. Maritsa Vegetable Crops Research Institute, Agricultural Academy, 32 Brezovsko Shosse St., 4003 Plovdiv, Bulgaria
3. Luxembourg Institute of Science and Technology, 5, rue Bommel, L-4940 Hautcharage, Luxembourg
4. Mutation Breeding Laboratory, Department of Botany, Aligarh Muslim University, Aligarh 202002, Uttar Pradesh, India
5. Botany Section, Women’s College, Aligarh Muslim University, Aligarh 202002, Uttar Pradesh, India