Assessment of Flood Vulnerability Using Fuzzy Logic and Geographical Information Systems. - Valentina Nikolova; Plamena Zlateva (ITDRR, 2016)

Geoinformation Approach in Soil Erosion Susceptibility Assessment - A Tool for Decision Making: Case Study of the North-Western Bulgaria. - Valentina Nikolova; Emil Dimitrov; Plamena Zlateva (ITDRR, 2017)

Geological - Geomorphological Features of River Catchments in Flood Susceptibility Assessment (on the Example of Middle Struma Valley, Bulgaria). - Valentina Nikolova; Plamena Zlateva; Ivan Dimitrov (ITDRR, 2018)

Conceptual Model of Debris Flow Information System. - Valentina Nikolova; Plamena Zlateva; Boyko Berov; Asparuh Kamburov; Dimiter Velev (ITDRR, 2019)