P. Gary Eller, Larned B. Asprey, Scott A. Kinkead, Basil I. Swanson, Richard J. Kissane: „Reactions of Dioxygen Difluoride with Neptunium Oxides and Fluorides“, in: Journal of Alloys and Compounds, 1998, 269 (1–2), S. 63–66 (doi:10.1016/S0925-8388(98)00005-X).