Natyashastra
उरुद्वृत्तं च तेनैव कर्तव्यं दक्षिणेन तु । सूचीवामक्रमं कृत्वा त्रिकं च परिवर्तयेत् ॥ ३४॥
The Uru-Dvṛtta should be performed with the same movement, using the right side. After executing the Sūcī-Vāmakrama, the Trika should be changed and rotated accordingly.
english translation
urudvRttaM ca tenaiva kartavyaM dakSiNena tu । sUcIvAmakramaM kRtvA trikaM ca parivartayet ॥ 34॥
hk transliteration by Sanscript