Zlateva, Plamena, Lyubka Pashova, Krasimir Stoyanov, and Dimiter Velev. "Assessment from Natural Hazards Using Fuzzy Logic." International Journal of Social Science and Humanity 1 , no. 3 (2011).

Zlateva, Plamena, Lyubka Pashova, Krasimir Stoyanov, and Dimiter Velev. Fuzzy Logic Model for Natural Risk Assessment in SW Bulgaria In 2nd International Conference on Education and Management Technology. Vol. IPCSIT vol.13 . IACSIT Press, Singapore, 2011.

Zlateva, Plamena, Lyubka Pashova, Krasimir Stoyanov, and Dimiter Velev. Fuzzy Logic Model for Natural Risk Assessment in SW Bulgaria In 2nd International Conference on Education and Management Technology, IPCSIT . Press, Singapore, 2011.

Zlateva, Plamena, Lyubka Pashova, Krasimir Stoyanov, and Dimiter Velev. "Social Risk Assessment from Natural Hazards Using Fuzzy Logic." International Journal of Social Science and Humanity 1 (2011): 193-198.

Zlateva, Plamena, Lyubka Pashova, Krasimir Stoyanov, and Dimiter Velev. "Social Risk Assessment from Natural Hazards Using Fuzzy Logic." International Journal of Social Science and Humanity 1, no. 3 (2011).