@article{AFM_1992_17_2_a12,
     author = {Gary G. Gundersen and Enid M. Steinbart},
     title = {Finite order solutions of nonhomogeneous linear differential equations},
     journal = {Annales Fennici Mathematici},
     pages = {327--341},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1992},
     doi = {10.5186/aasfm.1992.1722},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1992.1722/}
}