@article{10_4064_ap115_3_6,
     author = {Li-peng Xiao},
     title = {Higher-order linear differential equations
 with solutions having a prescribed sequence
 of zeros and lying in the {Dirichlet} space},
     journal = {Annales Polonici Mathematici},
     pages = {275--295},
     publisher = {mathdoc},
     volume = {115},
     number = {3},
     year = {2015},
     doi = {10.4064/ap115-3-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap115-3-6/}
}