TY  - JOUR
T1  - Cave of wonders
JF  - Philippine Daily Inquirer
A1  - Sablan, Niño Mark
LA  - English
YR  - 2003
UL  - https://tuklas.up.edu.ph/Record/IPN-00000099423
KW  - National parks and reserves : Palawan
KW  - Puerto Princesa Subterranean River National Park
ER  -