கொல்லம் போர்த்துகீசியக் கல்லறை (Tamil Wikipedia)

"Archaeological site and remains". Archaeological Survey of India - Thrissur Circle. Archived from the original on 4 ஜூன் 2013. Retrieved 9 January 2014. {{cite web}}: Check date values in: |archive-date= (help)

colonialvoyage.com (Global: low place; Tamil: 8,341^st place)

"A brief history of Tangasseri". Rotary Club of Tangasseri. Archived from the original on 22 November 2013. Retrieved 9 January 2014.

"Archaeological site and remains". Archaeological Survey of India - Thrissur Circle. Archived from the original on 4 ஜூன் 2013. Retrieved 9 January 2014. {{cite web}}: Check date values in: |archive-date= (help)
"A brief history of Tangasseri". Rotary Club of Tangasseri. Archived from the original on 22 November 2013. Retrieved 9 January 2014.