TY  - JOUR
T1  - Development of drive cycle and emission concentration models for in-use tricycles in Metro Manila
JF  - Philippine Engineering Journal
A1  - Abuzo, Anabel A.
A2  - Sigua, Ricardo G.
A2  - Vergel, Karl N.
LA  - English
YR  - 2004
UL  - https://tuklas.up.edu.ph/Record/IPP-00000646561
KW  - Tricycles : Metro Manila
KW  - Automobile emissions
KW  - Emissions trading
ER  -