@article{01139212, title = {Remarks on the Darboux transform of isothermic surfaces.}, journal = {Documenta Mathematica}, volume = {2}, year = {1997}, pages = {313-333}, zbl = {0892.53003}, language = {en}, url = {http://dml.mathdoc.fr/item/01139212} }
Hertrich-Jeromin, Udo; Pedit, Franz. Remarks on the Darboux transform of isothermic surfaces.. Documenta Mathematica, Tome 2 (1997) pp. 313-333. http://gdmltest.u-ga.fr/item/01139212/