Shiva Purana
विद्येश्वरं तथा रौद्रं वैनायकमनुत्तमम् ॥ औमं मातृपुराणं च रुद्रैकादशकं तथा ॥ ५० ॥
Vidyesvara and Raudra are the excellent Vainayakas. Auma and the Matra Purana and the eleventh Rudra.
english translation
vidyezvaraM tathA raudraM vainAyakamanuttamam ॥ aumaM mAtRpurANaM ca rudraikAdazakaM tathA ॥ 50 ॥
hk transliteration by Sanscript