Amal, B. STUDI EKSPERIMENTAL AWAL RESPONS PIEZOELEKTRIK PADA PAVING BLOCK BERPORI HEXAGONAL BERBASIS ABU SEKAM PADI (BIO-PIEZOBLOCK): PRELIMINARY EXPERIMENTAL STUDY OF PIEZOELECTRIC RESPONSE IN HEXAGONAL POROUS PAVING BLOCKS BASED ON RICE HUSK ASH (BIO-PIEZOBLOCK). JTSRB 2026, 12, 159-166.