@article{10_4153_CJM_1988_030_7,
     author = {Acz\'el, J{\textasciiacute}nos and Gronau, Detlef},
     title = {Some {Differential} {Equations} {Related} to {Iteration} {Theory}},
     journal = {Canadian journal of mathematics},
     pages = {695--717},
     year = {1988},
     volume = {40},
     number = {3},
     doi = {10.4153/CJM-1988-030-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1988-030-7/}
}