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@article{MZ_1989__201_4_174035, author = {Yunmei Chen}, title = {The {Weak} {Solutions} to the {Evolution} {Problems} of {Harmonic} {Maps.}}, journal = {Mathematische Zeitschrift}, pages = {69--74}, publisher = {mathdoc}, volume = {201}, number = {4}, year = {1989}, zbl = {0685.58015}, url = {http://geodesic.mathdoc.fr/item/MZ_1989__201_4_174035/} }
Yunmei Chen. The Weak Solutions to the Evolution Problems of Harmonic Maps.. Mathematische Zeitschrift, Tome 201 (1989) no. 4, pp. 69-74. http://geodesic.mathdoc.fr/item/MZ_1989__201_4_174035/