@article{10_4064_ap83_3_2,
     author = {Henryk Leszczy\'nski and Piotr Zwierkowski},
     title = {Existence of solutions to generalized
 von {Foerster} equations with functional dependence},
     journal = {Annales Polonici Mathematici},
     pages = {201--210},
     publisher = {mathdoc},
     volume = {83},
     number = {3},
     year = {2004},
     doi = {10.4064/ap83-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap83-3-2/}
}