@article{RSMUP_1990__83__107_0,
     author = {Nacinovich, Mauro},
     title = {Overdetermined hyperbolic systems on l.e. convex sets},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {107--132},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {83},
     year = {1990},
     mrnumber = {1066433},
     zbl = {0736.35019},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1990__83__107_0/}
}