Cita APA (7a ed.)

Birman, G. Crofton's and poincaré's formulas in the Lorentzian plane.

Cita Chicago Style (17a ed.)

Birman, G.S. Crofton's and Poincaré's Formulas in the Lorentzian Plane.

Cita MLA (8a ed.)

Birman, G.S. Crofton's and Poincaré's Formulas in the Lorentzian Plane.