J. H. Nansi y Wamera, E.,
«All systems Go Africa : background paper», presented at the 10/2022, The Hague, the Netherlands, 2022, p. 11 p. : 2 boxes, 1 fig.
J. H. Nansi y Wamera, E.,
«All systems go Africa : note d'information», presented at the 10/2022, The Hague, the Netherlands, 2022, p. 12 p. : 2 boxes, 1 fig.