Cita APA (7a ed.)

Lin, M., Soulignac, F., & Szwarcfiter, J. Normal Helly circular-arc graphs and its subclasses.

Cita Chicago Style (17a ed.)

Lin, M.C, F.J Soulignac, y J.L Szwarcfiter. Normal Helly Circular-arc Graphs and Its Subclasses.

Cita MLA (8a ed.)

Lin, M.C, et al. Normal Helly Circular-arc Graphs and Its Subclasses.