@article{700109,
     title = {On nonlinear elliptic equations in infinite cylinders},
     booktitle = {Equadiff 8},
     series = {GDML\_Books},
     publisher = {Mathematical Institute, Slovak Academy of Sciences},
     address = {Bratislava},
     year = {1994},
     pages = {19-23},
     mrnumber = {MR1298450},
     zbl = {0808.35028},
     url = {http://dml.mathdoc.fr/item/700109}
}

Calsina, Angel; Solà-Morales, Joan; València, Marta. On nonlinear elliptic equations in infinite cylinders, dans Equadiff 8, GDML_Books,  (1994), pp. 19-23. http://gdmltest.u-ga.fr/item/700109/