Street-level transit system proposed by Panaligan, Rey G.

Transport firms raise questions by Panaligan, Rey G.

Oproelectronics /fiber-optics applications manual

Energy considerations in fixed and vehicular lighting

Practical handbook of stage lighting and sound by Hood, W. Edmund

Optoelectronics by Hewlett-Packard Company. Optoelectronics Division Applications Engineering Staff

Daytime motorcycle conspicuity

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Metro Manila Light Rail transit network extension inception report.

Practical guide to home lighting by Rooney, William F.

Practical methods for electrical installation and maintenance.