@article{10_4153_CMB_2005_055_5,
     author = {Mashreghi, Javad and Pouryayevali, Mohamad R.},
     title = {On the {Regularity} of the {s-Differential} {Metric}},
     journal = {Canadian mathematical bulletin},
     pages = {601--606},
     year = {2005},
     volume = {48},
     number = {4},
     doi = {10.4153/CMB-2005-055-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2005-055-5/}
}