Kamasutra
तयोच्यतररतस्यापि परिग्रहः ॥ १२ ॥
Small sizes should practice copulation lying face to face, in the box posture.
english translation
इस इन्द्राणिक आसन से मृगी अश्व के साथ भी सुखपूर्वक समागम कर सकती है ॥ १२ ॥
hindi translation
tayocyatararatasyApi parigrahaH ॥ 12 ॥
hk transliteration by Sanscript