@article{202404.0210,
	doi = {10.20944/preprints202404.0210.v1},
	url = {https://doi.org/10.20944/preprints202404.0210.v1},
	year = 2024,
	month = {April},
	publisher = {Preprints},
	author = {TEJINDER P. SINGH},
	title = {Two Dark Clouds on the Space-Time Horizon},
	journal = {Preprints}
}