Izvestiya : Journal of Varna University of Economics. - Registrovaný: Erihplus. Varna : University of Economics Varna. 4x ročne. ISSN 2367-6361. Available on Internet: http://journal.ue-varna.bg/en/home

Commodity Science - Traditions and Actuality. International Scientific Conference. Commodity Science - Traditions and Actuality : Proceedings of Thirteen Scientific Conference with International Participation, Varna, (Bulgaria), October 18th - 19th, 2018. 1st Edition. Varna : Nauka i ikonomika, 2018. online 396 s. ISBN 978-954-21-0977-8.

2017 ,no. 1-4. Izvestiya : Journal of Varna University of Economics. Varna : University of Economics Varna, 2017. 4x ročne. ISSN 2367-6361 [Copy count : 1, currently available 0, at library only 1]

2016 ,no. 1-4. Izvestiya : Journal of Varna University of Economics. Varna : University of Economics Varna, 2016. 4x ročne. ISSN 2367-6361 [Copy count : 1, currently available 0, at library only 1]

2015 ,No. 1-4. Izvestija : spisanije na Ikonomičeski universitet - Varna. Varna : Ikonomičeski universitet, 2015. 4x ročne. ISSN 1310-0343 [Copy count : 1, currently available 0, at library only 1]