References

RCūM, 14, 178.1
  taptaṃ kāṃsyaṃ gavāṃ mūtre vāpitaṃ pariśudhyati /Context
RSK, 2, 6.1
  suvarṇaṃ saptaśo vāpyaṃ kāñcanārarase śuciḥ /Context