@article{202003.0387,
	doi = {10.20944/preprints202003.0387.v1},
	url = {https://doi.org/10.20944/preprints202003.0387.v1},
	year = 2020,
	month = {March},
	publisher = {Preprints},
	author = {Zhong-Yue Wang},
	title = {Mass or Energy? On Charge of Gravity},
	journal = {Preprints}
}