Lieberman, G. M. (2013). Oblique derivative problems for elliptic equations. World Scientific.
Citazione stile Chigago Style (17a edizione)Lieberman, Gary M. Oblique Derivative Problems for Elliptic Equations. Singapore: World Scientific, 2013.
Citatione MLA (9a ed.)Lieberman, Gary M. Oblique Derivative Problems for Elliptic Equations. World Scientific, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.