Duggal, K. L., & Sharma, R. (2003). Recent advances in Riemannian and Lorentzian geometries: AMS Special Session Recent Advances in Riemannian and Lorentzian Geometries, January 15-18, 2003, Baltimore, Maryland. American Mathematical Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)Duggal, Krishan L., και Ramesh Sharma. Recent Advances in Riemannian and Lorentzian Geometries: AMS Special Session Recent Advances in Riemannian and Lorentzian Geometries, January 15-18, 2003, Baltimore, Maryland. Providence, RI: American Mathematical Society, 2003.
Παραπομπή σε μορφή MLA (9th εκδ.)Duggal, Krishan L., και Ramesh Sharma. Recent Advances in Riemannian and Lorentzian Geometries: AMS Special Session Recent Advances in Riemannian and Lorentzian Geometries, January 15-18, 2003, Baltimore, Maryland. American Mathematical Society, 2003.