Rochayati Febriarhamadini, and R. Prima. “Comparative Study of Car Seat Sales During and Before the 0% PPNBM Policy During the Covid-19 Pandemic at PT X”. International Journal of Applied Research and Sustainable Sciences, vol. 1, no. 3, Nov. 2023, pp. 147-56, doi:10.59890/ijarss.v1i3.720.