Philstar Article:
https://www.philstar.com/nation/2025/01/08/2412597/government-redesign-lrt-1-cavite-line
PNR GM USec Regino Interview:
https://www.youtube.com/watch?v=IkHiCXG6HQw
JICA Study on LRT1 Cavite Extension (2013) :
https://openjicareport.jica.go.jp/pdf/12126629_01.pdf
https://openjicareport.jica.go.jp/pdf/12126629_02.pdf