@online{pine64,
	author={{Pine Store Ltd}},
	title={ROCK64-4GB Single Board Computer - PINE STORE},
	url={https://pine64.com/product/rock64-4gb-single-board-computer/},
	date={2023-05-05},
	keywords={hardware}
}
@online{rpi-b,
	author={{Raspberry Pi Foundation}},
	title={Raspberry Pi 4 Model B specifications – Raspberry Pi},
	url={https://www.raspberrypi.com/products/raspberry-pi-4-model-b/specifications/?variant=raspberry-pi-4-model-b-4gb},
	date={2023-05-05},
	keywords={hardware}
}