Pelaksanaan penerapan mogok kerja oleh serikat pekerja PUK-SPL-FSPMI di PT. Smelting (Studi kasus: Putusan Kasasi Mahkamah Agung Republik Indonesia nomor 388K/Pdt.Sus-PHI/2018) = The implementation of strike application by PUK-SPL-FSPMI's labor union in PT. Smelting (Case study on the Cassation Decision of Supreme Court of the Republic of Indonesia number 388K/Pdt.Sus-PHI/2018).