1.
Guillermo AQ, Bajet, Jr. MA, Tolentino DF. Effectiveness of the Two-in-One Device; Ignition Coil and Spark Plug Testing Instrument. jpair [Internet]. 2015 Mar. 4 [cited 2026 Jan. 22];20(1):83-103. Available from: https://philair.org/index.php/jpair/article/view/320