Brihat Parashara Hora Shastra
द्वितीयादिषु कोष्ठेषु राशीन् मेषादिकान् लिखेत् । एवं द्वादशराश्याख्यं कालचक्रमुदीरितम् ॥ ५५॥
Then Nakshatras may be incorporated in the manner, indicated hereafter. These Kundalis, indicative of the 12 Rāśis, are called Kala Chakr.
english translation
dvitIyAdiSu koSTheSu rAzIn meSAdikAn likhet । evaM dvAdazarAzyAkhyaM kAlacakramudIritam ॥ 55॥
hk transliteration by Sanscript