TY  - JOUR
T1  - Cagayan Cave Art is 3,500 years old
JF  - Manila Times
A1  - Domingo, Leander C.
YR  - 2021
UL  - https://tuklas.up.edu.ph/Record/IPN-00000745071
KW  - Callao Cave  (Penablanca,  Cagayan)
ER  -