i am a shia and i want to marry a sunni girlIs it permissible in islam and if yes then give me some references that i can show it to my family for to convince them for marriagegive me both reference shia as well as sunni books so i could convince both the sides

Walaikumussalam
There is not any evidence but according Aagha e seestani and Maraje as long as you are sure she will not influence to your faith and your children’s faith.
Wassalam