@book{4279,
	author = {LOM, VANNA.},
	title = {Effect of the number of ploughing by plow on mung bean's yield, ឥទ្ធិពលចំនួនសា នៃការភ្ជួរដោយនង្គ័លភ្នៀងលើទិន្នផលដំណាំសណ្ដែកបាយ},
	publisher = {RUA},
	year = {2009},
	address = { Phnom Penh},
	url = {https://drive.google.com/file/d/1O__EShSHAw7QGgFRCw8rk0wYUf3Qo3F2/view?usp=sharing}
}