1. Köster, W., Schmidt, W., “The System Iron-Cobalt-Manganese” (in German), Arch. Eisenhuettenwes., 7, 121–126 (1933) (Phase Diagram, Experimental, *, 12)
2. Köster, W., Speidel, M., “About the Establishing of Equilibrium in the Iron-Cobalt-Manganese Ternary System” (in German), Arch. Eisenhuettenwes., 33, 873–876 (1962) (Phase Diagram, Magn. Prop., Phys. Prop., *, #, 6)
3. Chen, C.W., “Magnetic Moments and Electronic Properties of Manganese-Substituted Iiron-Cobalt Alloys”, J. Appl. Phys., 34, 1374–1375 (1963) (Magn. Prop., Electr. Prop., Electronic Structure, Theory, 6)
4. Chen, C.W., “Electronic Structures of Manganese-Substituted Iron-Cobalt Alloys”, Phys. Rev., 129, 121–124 (1963) (Magn. Prop., Electr. Prop., Electronic Structure, Theory, 11)
5. Adachi, K., Sato, K., Matsui, M., Mitani, S., “Magnetic Properties of fcc Co-Mn-Fe System”, IEEE Trans. Magn., 8, 693–695 (1972) (Crys. Structure, Magn. Prop., Experimental, 7)