@article{ Solr-acta16016, title = {When do n functions satisfy a kth-order homogeneous linear differential equation?}, series = {Acta scientiarum mathematicarum}, author = {Szucs Joseph M.}, year = {2004}, url = {http://acta.bibl.u-szeged.hu/16016/1/math_070_numb_001_002_057-063.pdf} }