= From the History of Trade and Banking in Svishtov. Trading-and-Banking (Money-changing) Companies and Banking Houses and their Importance for the Town Economy (1878 - 1912)
(2018)
[The contribution of Gabrovo - from the revival crafts to the industry of new times (based on documents in Regional Historical Museum - Gabrovo)]
(2016)
![Гръкоезични търговски договори от архивния фонд на фирмата "Н. Минчоолу & Е. Селвели и дружие" [Commercial Contracts in Greek language from the Archive of the firm "n. Minchoolu & E. Selveli and Company"]](https://eclipse.ue-varna.bg/storage/img/1/4/F0076707.PDF.jpg?1775558527)
![Ролята на пазара в Българското Възраждане [The Role of the Market in the Bulgarian Revival]](https://eclipse.ue-varna.bg/storage/img/1/4/F0076718.PDF.jpg?1775559535)
