Fan, W. Massless limit and conformal soft limit for celestial massive amplitudes. SpringerOpen.
Chicago Style (17th ed.) CitationFan, Wei. Massless Limit and Conformal Soft Limit for Celestial Massive Amplitudes. SpringerOpen.
MLA (9th ed.) CitationFan, Wei. Massless Limit and Conformal Soft Limit for Celestial Massive Amplitudes. SpringerOpen.
Warning: These citations may not always be 100% accurate.