@book{20499,
	author = {SAMANG SEREYBOTH,សំអាង សិរីបុត្រ},
	title = {STUDYING ABOUT PPK SYSTEM BASED ON LED LIGH SYSTEM OF DJI PHANTOM 4 PRO DRONE,សិក្សាអំពីប្រព័ន្ធ PPK ដោយផ្អែកលើប្រព័ន្ធភ្លើង LED របស់ដ្រូន DJI PHANTOM 4 PRO},
	publisher = {rua},
	year = {2019},
	address = {phnom penh},
	url = {https://drive.google.com/file/d/1w-_5fcJpJmSbwePq1ZRWr2uiaqtcv9Bj/view?usp=share_link}
}