@article{JOLT_2009_19_2_a8,
     author = {Tom De Medts and Ralf Gramlich and Max Horn},
     title = {Iwasawa {Decompositions} of {Split} {Kac-Moody} {Groups}},
     journal = {Journal of Lie Theory},
     pages = {311--337},
     year = {2009},
     volume = {19},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JOLT_2009_19_2_a8/}
}