@article{BUMI_1999_8_2B_2_a8,
     author = {Montaldo, Stefano},
     title = {$p$-minimising tangent maps and harmonic $k$-forms},
     journal = {Bollettino della Unione matematica italiana},
     pages = {331--339},
     publisher = {mathdoc},
     volume = {Ser. 8, 2B},
     number = {2},
     year = {1999},
     zbl = {0933.58019},
     mrnumber = {716320},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1999_8_2B_2_a8/}
}