Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_2005_35_2a_11, author = {A. Petojevi\'c}, title = {New formulae for $K_i(z)$ function}, journal = {Novi Sad Journal of Mathematics}, pages = {123-132}, publisher = {mathdoc}, volume = {35}, number = {2}, year = {2005}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2005_35_2a_11/} }
A. Petojević. New formulae for $K_i(z)$ function. Novi Sad Journal of Mathematics, Tome 35 (2005) no. 2. http://geodesic.mathdoc.fr/item/NSJOM_2005_35_2a_11/