@article{10_5817_AM2015_1_51,
     author = {El Chami, Fida and Habib, Georges and Nakad, Roger},
     title = {Riemannian foliations with parallel or harmonic basic forms},
     journal = {Archivum mathematicum},
     pages = {51--65},
     publisher = {mathdoc},
     volume = {51},
     number = {1},
     year = {2015},
     doi = {10.5817/AM2015-1-51},
     mrnumber = {3338765},
     zbl = {06487020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5817/AM2015-1-51/}
}