Cita APA (7th ed.)

Howison, S., Loutsenko, I., & Ockendon, J. (2007). A class of exactly solvable free-boundary inhomogeneous porous medium flows.

Cita Chicago (17th ed.)

Howison, S., I. Loutsenko, i J. Ockendon. A Class of Exactly Solvable Free-boundary Inhomogeneous Porous Medium Flows. 2007.

Cita MLA (9th ed.)

Howison, S., et al. A Class of Exactly Solvable Free-boundary Inhomogeneous Porous Medium Flows. 2007.