1. Aenigmatite from the groundmass of a peralkaline trachyte;Abott;Am. Miner.,1967
2. The geology of some northern Nigerian anorogenic ring complexes;Bennett;Overs. geol. Miner. Res.,1984
3. Aenigmatite from an aegirine-rebeckite granite, Liruei Complex, Nigeria;Borley;Miner. Mag.,1976
4. Magmatic evolution and mineralization in the Nigerian Younger Granite province;Bowden,1982
5. Geochemistry of the pantellerites of Mayor Island, New Zealand;Ewart;Contr. Miner. Petrol.,1968