@article{MM2_1977__20_154439,
     author = {Hartmut Pecher},
     title = {Lp-Absch\"atzungen und klassische {L\"osungen} f\"ur nichtlineare {Wellengleichungen} {II.}},
     journal = {Manuscripta mathematica},
     pages = {227--244},
     publisher = {mathdoc},
     volume = {20},
     year = {1977},
     zbl = {0359.35051},
     url = {http://geodesic.mathdoc.fr/item/MM2_1977__20_154439/}
}