Участие в национални и международни научни конференции:

1) Nikolova, D., Ivanov, B., A strategic approach to create a sustainable solution by production of biodiesel second generation (oral presentation), Научна конференция, организирана от Национален Военен Университет „Васил Левски“ – Велико Търново, 28^ти-29^ти май, 2020, Велико Търново, България.

2) Kirilova, E., Vladova R., Petrova T., Vaklieva-Bancheva, N., Optimal dairy supply chain design at two different production recipes with accounting CO₂ emissions from transportation, (oral presentation), 4^th South East European Conference on Sustainable Development of Energy, Water and Environment System – SDEWES, 28^th June – 2^nd July, 2020, Sarajevo, Bosna and Herzegovina.

3) Kirilova, E., Vaklieva-Bancheva, N., Vladova, R., Petrova T., Optimal products portfolio design of a sustainable supply chain using different recipes for dairy products production, (oral presentation), 23^rd Conference on Process Integration, Modelling and Optimisation for Energy Saving and Pollution Reduction – PRES 2020, 17^th – 21^st August, 2020, Xi’an, China.

4) Ganev, E., Dzhelil, Y., Ivanov, B., Vaklieva-Bancheva, N., Kirilova, E., Optimal design of a sustainable integrated biodiesel/diesel supply chain using first and second generations bioresources, (poster presentation), 23^rd Conference on Process Integration, Modelling and Optimisation for Energy Saving and Pollution Reduction – PRES 2020, 17^th – 21^st August, 2020, Xi’an, China.

5) Nikolova, D., Ivanov, B., Dzhelil, Y., An alternative strategy for the sustainable production of biodiesel from Dairy Waste Scum, (poster presentation), 67^th Scientific Conference with International Participation “Food Science, Engineering and Technology – 2020”, 23^rd October, 2020, University of Food Technologies, Plovdiv, Bulgaria.

6) Ganev, E., Ivanov, B., Dzhelil, Y., Vaklieva-Bancheva, N., Kirilova, E., Improving energy efficiency biodiesel supply chain using agricultural waste, (poster presentation), 5^th Eurasia Waste Management Symposium, 26^th – 28^th October, 2020, Istanbul, Turkey.

7) Dzhelil, Y., Ganev, E., Ivanov, B., Nikolova, D., Greenhouse gas reductions through optimal biodiesel supply chain, (poster presentation), 59^th Science Conference of Ruse University “New Industries, Digital Economy, Society - Projections of the Future III”, 6^th - 7^th November, 2020, Razgrad, Bulgaria.

8) Kirilova, E., Vaklieva-Bancheva, N., Vladova, R., Design of sustainable dairy supply chain accounting for environmental, economic and social aspects, (oral presentation), The 4^th Sustainable Process Integration Laboratory Scientific Conference Energy, Water, Emission & Waste in Industry and Cities - SPIL'2020, 18^th – 20^th November, 2020, Brno, Czech Republic.

9). Галчева, К., Николова, Д., Интегриране на устойчивостта във веригата за доставки на биодизел от млечни отпадъци чрез оптимизиране на продуктово портфолио във веригата за доставки на млечни продукти (устен доклад), Научна сесия за студенти, докторанти и млади научни работници „Природни и технически науки“, Университет „Проф. д-р Асен Златаров“, Факултет по технически науки, Факултет по природни науки, 16 Април 2021, Бургас.

10). Nikolova, D., Galcheva, K., A sustainable use of dairy waste scum in the biodiesel supply chain (oral presentation), Научна конференция, организирана от Национален Военен Университет „Васил Левски“ – Велико Търново, 27ми-28ми май 2021, Велико Търново, България.

11). Dzhelil Y., Ganev E., Ivanov B., Vaklieva-Bancheva N., Kirilova E., Optimal design of an integrated 1st generation biodiesel / diesel supply chain based on solid waste management for energy efficiency improvement, IX International Scientific Conference, Technics, Technology, Education, Safety, 7^th – 10^th June 2021, Borovets, Bulgaria.

12). Nikolova, D., Galcheva, K., A possibilistic programming approach towards dairy waste scum-based biodiesel supply chain network design under sustainable environment (oral presentation), Material Methods & Technologies 23^rd International Conference, 19^th – 22^nd August 2021, Bourgas, Bulgaria.

13). Kirilova, E., Vaklieva-Bancheva, N., Petrova, T., Vladova, R., Varbanov, P.S., A MINLP model to optimal design of a sustainable dairy supply chain taking into account preferences of the network actors, (oral presentation), 24^th Conference on Process Integration for Energy Saving and Pollution Reduction - PRES'21, Hybrid-Conference, 31^st October – 3^rd November, 2021, Brno, Czech Republic (accepted abstract).

14). Ivanov, B., Nikolova, D., Kirilova, E., Vaklieva-Bancheva, N., Vladova, R., Optimal design of sustainable biodiesel supply chain using dairy waste scum as a feedstock generated from dairy supply chain, (poster presentation), 24^th Conference on Process Integration for Energy Saving and Pollution Reduction - PRES'21, Hybrid-Conference, 31^st October – 3^rd November, 2021, Brno, Czech Republic (accepted abstract).