Lestari, Ni Putu, 		Adiatmika, I Putu Gede, AND 		Sudarma, Made.
" Ergonomic Implementation Smile Applications Improve Employee Performance and BPJS Ketenagakerjaan Service Speed in Bali" <em>Jurnal Ergonomi Indonesia (The Indonesian Journal of Ergonomic)</em> [Online], Volume 7 Number 1 (5 August 2021)