1. A conservation law for harmonic maps;Baird,1981
2. Harmonic maps and morphisms from multilinear norm-preserving mappings;Baird;Int. J. Math.,1997
3. Conservation laws, equivariant harmonic maps and harmonic morphisms;Baird;Proc. London Math. Soc.,1992
4. Structures géométriques sur les variétés et applications harmoniques, Thèse de doctorat;Burel,2000
5. Harmonic Maps and Minimal Immersions with Symmetries;Eells,1993