@article{AFST_1984_5_6_1_33_0,
     author = {Rivera Rodriguez, Pedro Humberto},
     title = {Optimal control of unstable non linear evolution systems},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {33--50},
     publisher = {Universit\'e Paul Sabatier},
     address = {Toulouse},
     volume = {Ser. 5, 6},
     number = {1},
     year = {1984},
     mrnumber = {771348},
     zbl = {0547.49014},
     language = {en},
     url = {http://www.numdam.org/item/AFST_1984_5_6_1_33_0/}
}