@article{10_4064_ap_36_1_61_72,
     author = {W. Okrasi\'nski},
     title = {On the existence and uniqueness of non-negative solutions of a certain non-linear convolution equation},
     journal = {Annales Polonici Mathematici},
     pages = {61--72},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1979},
     doi = {10.4064/ap-36-1-61-72},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-36-1-61-72/}
}