• RecordNumber
    2976
  • Author

    Rahmatan, H.

  • Crop_Body
    H. Rahmatan, SH> Najafzadeh and A. Ebadian
  • Title of Article

    the norm of pre- schwarzian derivatives on bi- univalent functions of order

  • Title Of Journal
    Bull. Iranian Math.
  • Publication Year
    2017
  • Volum
    43
  • Issue Number
    5
  • Page
    1037-1043