@article{JLT_2010_20_3_JLT_2010_20_3_a6,
     author = {M. R. Sepanski and R. J. Stanke },
     title = {Global {Lie} {Symmetries} of the {Heat} and {Schr�dinger} {Equation}},
     journal = {Journal of Lie theory},
     pages = {543--58},
     publisher = {mathdoc},
     volume = {20},
     number = {3},
     year = {2010},
     url = {http://geodesic.mathdoc.fr/item/JLT_2010_20_3_JLT_2010_20_3_a6/}
}