| Human Rights and the Northern Ireland Conflict: Law, Politics and Conflict, 1921-2014 O Grech Routledge, 2017 | 9 | 2017 |
| Managing migration in the Mediterranean: is the EU failing to balance state security, human security, and human rights? O Grech, M Wohlfeld Institute for Peace Research and Security Policy Hamburg, 2016 | 6 | 2016 |
| Perceptions of Albanian and Serbian people held by Serbian youth: An exploratory analysis in light of social identity theory K Putnik, MA Lauri, O Grech Routledge, 2011 | 5 | 2011 |
| Migration in the Mediterranean: Human rights, security and development perspectives O Grech, M Wohlfeld Medac, 2014 | 4 | 2014 |
| Human rights and the conflict cycle: a synopsis O Grech Mediterranean Academy of Diplomatic Studies, 2010 | 4 | 2010 |
| Migration and the COVID-19 pandemic O Grech Conflict Resolution after the Pandemic, 43-50, 2021 | 3 | 2021 |
| Malta’s overseas development aid: an obligation or an opportunity? O Grech Progress Press, 2009 | 3 | 2009 |
| Migrants' and refugees' rights: a brief international law perspective O Grech Mediterranean Academy of Diplomatic Studies, 2014 | 2 | 2014 |
| The self comes to know itself by retelling itself: beliefs, identities, and human rights B Borg, O Grech, C Regan Springer Publishing Company, 2010 | 2 | 2010 |
| Human rights and democracy in North Africa: challenges for change O Grech University of Malta. Mediterranean Academy of Diplomatic Studies, 2012 | 1 | 2012 |
| Student-centred learning: a Bologna process international conference R Avellino, R Farrugia, V Grech, C Grech, O Grech, H Mifsud, B Mizzi, ... National Team of Bologna Experts (2009-2011) and the European Union …, 2011 | 1 | 2011 |
| Human rights, development and the millennium development goals O Grech University of Malta. European Documentation & Research Centre, 2008 | 1 | 2008 |
| The International Law of Peacebuilding: Engaging the Conflict Resolution and Peace Community O Grech Taylor & Francis, 2024 | | 2024 |
| The impact of COVID-related emergency measures on the human rights and human security of migrants in Italy and Malta in the context of the Central Mediterranean Route O Grech, M Wohlfeld University of Malta. Platform for Migration, 2023 | | 2023 |
| Withdrawal from treaties as an executive prerogative under Malta’s ratification of treaties act 1983: time to revisit? O Grech Għaqda studenti tal-liġi, 2023 | | 2023 |
| Crimes against humanity: towards a more comprehensive approach? O Grech University of Malta. Centre for the Study and Practice of Conflict Resolution, 2021 | | 2021 |
| The contextual elements in crimes against humanity: key developments from the Nuremberg Tribunal to the Rome Statute O Grech Centre for the Study and Practice of Conflict Resolution, University of Malta., 2021 | | 2021 |
| The Libyan conflict and migration across the Mediterranean: Is there a role for Ireland? O Grech Defence Forces Review, 280, 2020 | | 2020 |
| Some preliminary observations on the impact of COVID-19 on human rights O Grech Towards a Post Pandemic Euro-Mediterranean Strategy, 2020 | | 2020 |
| Migration and the failure of EU’s cooperative frameworks in the Mediterranean O Grech Cooperative Security and the Mediterranean, 87-93, 2019 | | 2019 |
