@article{ASNSP_1998_4_26_2_207_0,
     author = {Nacinovich, Mauro and Shlapunov, Alexandre and Tarkhanov, Nikolai},
     title = {Duality in the spaces of solutions of elliptic systems},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {207--232},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 26},
     number = {2},
     year = {1998},
     mrnumber = {1631573},
     zbl = {0919.35040},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_1998_4_26_2_207_0/}
}