@article{MASLO_2002_52_1_a2,
     author = {Alikhani-Koopaei, Aliasghar},
     title = {On extreme first return path derivatives},
     journal = {Mathematica slovaca},
     pages = {19--29},
     year = {2002},
     volume = {52},
     number = {1},
     mrnumber = {1901011},
     zbl = {1008.26003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2002_52_1_a2/}
}