References

RRÅ, V.kh., 20, 114.2
  svarṇaṃ vā yadi vā raupyaṃ mṛdu syātpatrayogyakam //Context
RRÅ, V.kh., 8, 94.2
  ityevaṃ saptadhā kuryāt vāde syāddalayogyakam //Context