Angelova, D. 2022. Fuzzy Logic and Probability Logic: Main Similarities and Differences// Philosophical Alternatives, issue 6, pp. 84-104 (in Bulgarian).
Angelova, D. 2022. The merits of representatives of the Beron family for the development of logic in Bulgaria//(ed. Tabakov, M.) The Role of the Beron Family On The Spiritual Development of Bulgaria, Sofia: Scribens, pp. 230-244 (in Bulgarian).
Angelova, D. 2021. Application of Fuzzy Logic And Fuzzy Hypercube in Medicine // Philosophical Alternatives, issue 4, pp. 169-184 (in Bulgarian).
Angelova, D. 2021. For Some Applications of Fuzzy Logic and Fuzzy Sets in the Field of Medicine // Philosophical Alternatives, issue 3, pp. 186-198 (in Bulgarian).
Angelova, D. 2020. Non-classical Logics and the Sorites Paradoxes // Philosophical Alternatives, issue 6, pp. 15-33 (in Bulgarian).
Doroteya Angelova is a coordinator (from the Bulgarian side) of a joint international project “The Significance of Logical Models for Contemporary Science” between the Institute of Philosophy and Sociology (BAS) and the Institute of Philosophy and Sociology, Polish Academy of Sciences (January 2022 – December 2023).
D. Angelova is a coordinator of a joint international project “Logical Models, Analyses and Explanations of Cognition” between the Institute for the Study of Societies and Knowledge (BAS) and the Institute of Philosophy and Sociology, Polish Academy of Sciences (2018 – 2020).
D. Angelova is a coordinator of a joint international project “Non-classical Logical Systems and Their Applications” between the Institute for the Study of Societies and Knowledge (BAS) and the Institute of Philosophy, Academy of Sciences of the Czech Republic (2017-2019).
D. Angelova is a coordinator of a joint international project “Logical Paradoxes – Epistemic, Ontological and Linguistic Solutions and Interpretations” between the Institute for the Study of Societies and Knowledge (BAS) and the Institute of Philosophy and Sociology, Polish Academy of Sciences (2015-2017).
D. Angelova is a coordinator of a joint international project “Philosophical Foundations of Logic” between the Institute for the Study of Societies and Knowledge (BAS) and the Institute of Philosophy, Academy of Sciences of the Czech Republic (2014-2016).
Participation in a project “Contemporary Logic and Semantics – terms, conceptions and tendencies”, Institute for the Study of Societies and Knowledge, BAS (2015 – 2018).