@article{202007.0198,
	doi = {10.20944/preprints202007.0198.v1},
	url = {https://doi.org/10.20944/preprints202007.0198.v1},
	year = 2020,
	month = {July},
	publisher = {Preprints},
	author = {Alain Haraux},
	title = {About Dark Matter and Gravitation},
	journal = {Preprints}
}