@article{abramowitz:1954:ric, author = {Abramowitz, Milton}, title = {Regular and irregular {C}oulomb wave functions expressed in terms of {B}essel-{C}lifford functions}, journal = {J. Math. Physics}, volume = {33}, year = {1954}, pages = {111–116}, mrclass = {33.0X}, mrnumber = {MR0060648 (15,702g)}, mrreviewer = {E. Weber}, zblno = {0057.05405}}