Kuzmin, A. The Zaitsev System, fresh ideas and new weapons for black in the Ruy Lopez
Kuzmin, A. The Zaitsev System, fresh ideas and new weapons for black in the Ruy Lopez, NIC, 2016, 255 p NIEUW
Kuzmin, A. The Zaitsev System, fresh ideas and new weapons for black in the Ruy Lopez, NIC, 2016, 255 p NIEUW