- Obreja, Dragoș – Homo Hodie. Conceptele care ne controleaza de secole . Editura Lumen. (Domenii de interes: Antropologie, Filosofie, Istoria ideilor, Sociologie)
- Oliynyk, Maria (editor) – În Otilia Clipa, Maria Oliynyk, Malgorzata Stawiak-Ososinska (editori), The Actual Problems of the Theory and Practice of Modern Pre-school Education in Poland, Romania and Ukraine. Editura Lumen. (Domenii de interes: Pedagogie, Sociologie, Ştiinţele educaţiei)
- Olteanu, Ana Cornelia – Ana Olteanu, Viorela Stinga, The Economic Impact of the Blue Economy. În Camelia Ignătescu (editor), Communicative Action and Transdisciplinarity in the Ethical Society. CATES 2018. Editura Lumen. (Domenii de interes: Ştiinţe economice)
- Olteanu, Ana Cornelia – Viorela Stîngă, Ana Olteanu, Economic Analysis Regarding the Particularities of a Bulk Terminal in the Port of Constanta. În Camelia Ignătescu (editor), Rethinking Social Action. Core Values in Practice. RSACVP 2019 . Editura Lumen. (Domenii de interes: Științe economice)
- Onişoru, Georgiana Florența – Georgiana Florența Onişoru, Daniela Dragomir, Mariana Leafu, Management of Institutional Development Project. În Maria Negreponti Delivanis (editor), Global Interferences of Knowledge Society – GIKS2018. Editura Lumen. (Domenii de interes: Administrarea afacerilor)
- Onufreiciuc, Raluca – A Delicate Balance: Transparency and Privacy in State of Emergency. În Carmen Năstase (editor), 16th Economic International Conference New Challenges and Opportunities for the Economy – Ncoe 4.0 2020. Editura Lumen. (Domenii de interes: Drepturile omului, Științe politice)
- Onuțu, Zoe – Romanian interest representation in Brussels. An initial assessment of Romania’s lobbying potential in the view of EU membership. Editura Lumen. (Domenii de interes: științe politice, studii europene)
- Opaiţ, Gabriela – Comparative Statistical Analysis Concerning „The Boom” of the Medical Equipments and Technologies, between United States and Germany. În Seraphin Hugues, Nicoleta Cristache (editori), Risk In Contemporary Economy. RCE 2017. Editura Lumen. (Domenii de interes: Științe economice, Științe medicale)
- Opaiţ, Gabriela – The Statistical Connector between the Health Expenditures and the Life Expectancy, in United States. În Seraphin Hugues, Nicoleta Cristache (editori), Risk In Contemporary Economy. RCE 2017. Editura Lumen. (Domenii de interes: Științe medicale, Sociologie)
- Oprea, Daniela – School Effects of Attachment Break in Context of Economic Migration of Parents. În Otilia Clipa (editor), ATEE 2020 – Winter Conference. Teacher Education for Promoting Well-Being in School. Suceava, 2020. Editura Lumen. (Domenii de interes: Sociologie, Științele educației)
- Oprisan, Oana – Ana Maria Dumitrache (Serbanescu), Oana Oprisan, Natural Tourism vs. Cultural Tourism. În Adina Grigorescu, Valentin Radu (editori), 1st international conference Global ethics – key of sustainability (GEKOS) 2020. Editura Lumen. (Domenii de interes: Științe economice)
- Oprişan, Oana – Valentina Irena Tudoran (Niculiţă), Oana Oprişan, Ana Maria Dumitrache (Şerbănescu), Implementation of the Integrated Management System for Quality – Food Safety – Development Strategy for the Dobrogea Tourism Service. În Adina Grigorescu, Valentin Radu (editori), 1st international conference Global ethics – key of sustainability (GEKOS) 2020. Editura Lumen. (Domenii de interes: Administrarea afacerilor)
- Oprișan, Oana – Gabriel Croitoru, Mircea Duica, Ofelia Robescu, Valentin Radu, Oana Oprișan, Entrepreneurial Resilience, Factor of Influence on the Function of Entrepreneur. În Seraphin Hugues, Nicoleta Cristache (editori), Risk In Contemporary Economy. RCE 2017. Editura Lumen. (Domenii de interes: Științe economice, Administrarea afacerilor)
- Oрrișаn, Oаnа – Аnа Mаriа Dumitrаche (Șerbănescu), Oаnа Oрrișаn, Elenа Condreа, Integrated Territorial Investments – ITI Dаnube Deltа. În Marcin Waldemar Staniewski, Valentina Vasile, Adriana Grigorescu (editori), International Conference Innovative Business Management & Global Entrepreneurship (IBMAGE 2020). Editura Lumen. (Domenii de interes: Științe economice)