References

ÅK, 1, 26, 116.2
  sandhitrayaṃ vajramṛdā lepaṃ kuryādyathā dṛḍham //Context
ÅK, 1, 26, 121.1
  adhomukhīṃ prakurvīta lipedvajramṛdā dṛḍham /Context