unknown. (2020). Optimal systems and invariant solutions of the wave equation on spherically symmetric spacetimes admitting the isometry groups G7.
Chicago Style (17th ed.) Citationunknown. Optimal Systems and Invariant Solutions of the Wave Equation on Spherically Symmetric Spacetimes Admitting the Isometry Groups G7. 2020.
MLA (9th ed.) Citationunknown. Optimal Systems and Invariant Solutions of the Wave Equation on Spherically Symmetric Spacetimes Admitting the Isometry Groups G7. 2020.
Warning: These citations may not always be 100% accurate.