@article{MM2_1990__66_1_155481,
     author = {Joanne Erdman Snow},
     title = {Invariant {Complex} {Structures} on {Four-Dimensional} {Solvable} {Real} {Lie} {Groups.}},
     journal = {Manuscripta mathematica},
     pages = {397--412},
     publisher = {mathdoc},
     volume = {66},
     number = {1},
     year = {1990},
     zbl = {0715.22008},
     url = {http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155481/}
}