https://pictures.abebooks.com/isbn/9789811501944-us.jpg Mathematical Modeling of Emission in Small-Size Cathode@By: Vladimir Danilov; Roman Gaydukov; Vadim Kretov@Publisher: @Springer@Print ISBN: 9789811501944, 9811501947@eText ISBN: 9789811501951, 9811501955@Copyright year: 2020@Format: EPUB@Available from $ 139.00 USD@SKU: 9789811501951 Ebooks here: https://ouo.io/KivUFA4