@article{01633490, title = {The Nonlinear Connections and Harmonicity.}, journal = {General Mathematics}, volume = {5}, year = {1997}, pages = {287-296}, zbl = {0978.53111}, language = {en}, url = {http://dml.mathdoc.fr/item/01633490} }
Oniciuc, C. The Nonlinear Connections and Harmonicity.. General Mathematics, Tome 5 (1997) pp. 287-296. http://gdmltest.u-ga.fr/item/01633490/