@article{MM2_1995__87_4_156094,
     author = {Alexander Bobenko and Alexander Its},
     title = {The {Painlev\'e} {III} equation and the {Iwasawa} decomposition.},
     journal = {Manuscripta mathematica},
     pages = {369--378},
     publisher = {mathdoc},
     volume = {87},
     number = {4},
     year = {1995},
     zbl = {0827.35114},
     url = {http://geodesic.mathdoc.fr/item/MM2_1995__87_4_156094/}
}