Grubb, G. Functional Calculus of Pseudodifferential Boundary Problems. Springer International Publishing.
Citazione stile Chigago Style (17a edizione)Grubb, Gerd. Functional Calculus of Pseudodifferential Boundary Problems. Cham: Springer International Publishing.
Citatione MLA (8a ed.)Grubb, Gerd. Functional Calculus of Pseudodifferential Boundary Problems. Springer International Publishing.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.