Drzewiecki M., Ryndziewicz R., Michalik T., Ciesielska J.A., Czyżewska-Zalewska E., Kurcz M., Hassan M.M.A.M. 2020. Soba Expedition. Preliminary report on the season of fieldwork conducted in 2019-2020. Khartoum (doi.org/10.6084/m9.figshare.12023022.v2).
Drzewiecki M., Ciesielska J., Michalik T. 2020. Soba Expedition. Preliminary report on the archaeological excavation before the construction of the storage house (doi.org/10.6084/m9.figshare.11981328.v3), Khartoum.
Drzewiecki M., Ryndziewicz R. 2019. Developing a New Approach to Research at Soba, the Capital of the Medieval Kingdom of Alwa. Archaeologies: Journal of the World Archaeological Congress 16, 1–24. (doi.org/10.1007/s11759-019-09370-x).
Drzewiecki M., Cedro A., Ryndziewicz R., Selma Khogli Ali Ahmed 2018. Expedition to Hosh el-Kab, Abu Nafisa, and Umm Marrahi forts. Preliminary report from the second season of fieldwork conducted from November 13th to December 8th, 2018 with an appendix on an aerial survey of Soba East on 12th and 13th December 2018 (DOI: 10.13140/RG.2.2.26111.66724/1), Omdurman.
Drzewiecki M., Cedro A. Rączkowski W., Ryndziewicz R. 2018. Expedition to Hosh el-Kab, Abu Nafisa, and Umm Marrahi forts. Preliminary report from the first season of fieldwork conducted from January 9th to 25th, 2018 with an appendix on a trial geophysical survey in Soba East conducted on January 26th, 2018 (DOI: 10.13140/RG.2.2.30734.25921), Omdurman.
Interview with Tomasz Michalik, 26.05.2021 (video file included)
Interview with Mariusz Drzewiecki in Radio ‘Jedynka’, 1.06.2020 (audio file included)
Interview with Maciej Kurcz in ‘Gazeta Uniwersytecka UŚ’, April 2020
Historic Environment Scotland, 27.02.2020
University of Warsaw, 26.02.2020
Polish Press Agency, 25.02.2020
Virtual Poland, 25.02.2020 (video file included)
Polish Press Agency, 5.11.2019