Cotăescu, I. I. Null energy condition of dynamical black holes in spatially flat FLRW space-times. SpringerOpen.
Chicago Style (17th ed.) CitationCotăescu, Ion I. Null Energy Condition of Dynamical Black Holes in Spatially Flat FLRW Space-times. SpringerOpen.
MLA (9th ed.) CitationCotăescu, Ion I. Null Energy Condition of Dynamical Black Holes in Spatially Flat FLRW Space-times. SpringerOpen.
Warning: These citations may not always be 100% accurate.