| The Life and Work of the Presbyterian Church of Southern Africa: The Doctrinal Dimension of Baptism G Duncan Studia Historiae Ecclesiasticae, 16 pages-16 pages, 2024 | | 2024 |
| Reluctant Prophet: Tributes to Albert Nolan, edited by Mike Deeb, Phillippe Denis and Mark James G Duncan Studia Historiae Ecclesiasticae, 2 pages-2 pages, 2024 | | 2024 |
| Reforming Church History. The Impact of the Reformation on Early Modern European Historiography, edited by Gehrt D., Matthias M, and Salatowsky S2023 GA Duncan Studia Historiae Ecclesiasticae, 2 pages-2 pages, 2024 | | 2024 |
| The ecclesiastical crisis of human sexuality:‘Critical solidarity’,‘critical distance’or ‘critical engagement’ GA Duncan HTS Teologiese Studies/Theological Studies 80 (1), 8713, 2024 | | 2024 |
| Discrimination and differentiation in the development of worship in the Presbyterian Church of South (ern) Africa GA Duncan HTS Teologiese Studies/Theological Studies 80 (1), 8949, 2024 | | 2024 |
| The World Council of Churches Programme to Combat Racism. A South African response to changes in global mission policy GA Duncan Missionalia 52 (1), 1-20, 2024 | | 2024 |
| Cerebral faith and faith in praxis in the churches of European origin: The Presbyterian Church of South(ern) Africa GA Duncan HTS Teologiese Studies/Theological Studies 79 (1), 8182, 2023 | | 2023 |
| Religion and Memory: The Importance of Monuments in Preserving Historical Identity, by J. Kirsch G Duncan Studia Historiae Ecclesiasticae 49 (2), 1-2, 2023 | | 2023 |
| Racial Differentiation in Education for the Ministry in the Presbyterian Church of South (ern) Africa G Duncan Studia Historiae Ecclesiasticae 49 (1), 1-19, 2023 | | 2023 |
| Antidepressants Trial in Parkinson's Disease (ADepT-PD): protocol for a randomised placebo-controlled trial on the effectiveness of escitalopram and nortriptyline on depressive … A Schrag, C Carroll, G Duncan, S Molloy, L Grover, R Hunter, R Brown, ... BMC neurology 22 (1), 474, 2022 | 3 | 2022 |
| Making connections: Integrative theological education in Africa by Naidoo, M.(ed.) GA Duncan Acta Theologica 42 (2), 372-373, 2022 | 1 | 2022 |
| Bantu Presbyterian Church of South Africa: A History of the Free Church of Scotland Mission GA Duncan Edinburgh University Press, 2022 | 2 | 2022 |
| Rezension von: Naidoo, Marilyn, ca. 20./21. Jh., Making Connections G Duncan, M Naidoo Acta theologica 42 (2), 372-373, 2022 | | 2022 |
| History of South Africa: From 1902 to the Present, by T. Simpson G Duncan Studia Historiae Ecclesiasticae 48 (3), 1-3, 2022 | | 2022 |
| Making Connections: Integrative Theological Education in Africa, M. Naidoo G Duncan Studia Historiae Ecclesiasticae 48 (2), 1-2, 2022 | | 2022 |
| Sixteenth-century Mission: Explorations in Protestant and Roman Catholic Theology and Practice, RL Gallagher and EL Smither G Duncan Studia Historiae Ecclesiasticae 48 (2), 1-2, 2022 | | 2022 |
| The Presbyterian Church of South Africa: The early years, 1897-1923, and future prospects GA Duncan Verbum et ecclesia 43 (1), 1-9, 2022 | 3 | 2022 |
| John Knox Bokwe (1855–1922): A model of creative tension in the late 19th and early 20th-century South Africa GA Duncan HTS Teologiese Studies/Theological Studies 78 (4), 2022 | | 2022 |
| The changing face of colonial education in Africa: Education, science and development GA Duncan HTS Teologiese Studies/Theological Studies 78 (1), 2022 | 6 | 2022 |
| Hated without a reason (injustice personalised): A case study GA Duncan HTS Teologiese Studies/Theological Studies 77 (4), 2021 | | 2021 |
