See:
Paper Naufal Fikhri Khairi dan Jordan Aria Adibrata disini
Paper Afi Muhidin disini
Paper Krisnaning Sovianingsih disini
Paper Ervina Fredayani, Jordan Aria Adibrata, dan Naufal Fikhri Khairi disini
Paper Naufal Fikhri Khairi disini