Musannaf Ibn Abi Shayba 3:2781

'Abd al-Samad ibn 'Abd al-Warith narrated to us, from Hisham al-Dastawa'i, from Hammad, from Ibrahim, regarding the woman who attends the Friday [prayer]: He said: She prays two rak'ahs, and it suffices for her, but it is not for her to attend the Friday [prayer].