Amazon.com : newestor Set of 3 A5 Dotted Notebook/Travel Journal - 5.5 x 8.25 Dot Grid Paper for Bullet Notes Journaling, Total 120 Sheets/240 Pages, Black/White/Kraft Brown Cover : Office Products
Amazon.com : A5 Size Dot Grid Paper Refill (0.25"), Sized and Punched 6-Ring A5 Notebooks by Filofax, LV (GM), Kikki K, TMI, and Others. Sheet Size 5.83" x 8.27" (148mm x 210mm) :
Loose Leaf Papers - A5 Refill | Binder Paper | MUJI USA
Kokuyo Campus Notebook - Business - A5 - Dotted 6 mm Rule - Navy Cover - 50 Sheets | JetPens