[The contribution of Gabrovo - from the revival crafts to the industry of new times (based on documents in Regional Historical Museum - Gabrovo)]
(2016)
[How many and which were the first factories in the bulgarian lands before the liberation in 1878? Attempt of analysis relying on the sources and the historiography]
(2016)
Сборник с доклади от юбилейна международна научна конференция, посветена на 50-годишнината от създаването на спец. "Туризъм" в Икономически университет - Варна
(2015)