Manin's conjecture for two quartic del Pezzo surfaces with $3 \mathbf{A}_1$ and $\mathbf{A}_1 + \mathbf{A}_2$ singularity types
Volume 151 / 2012
Acta Arithmetica 151 (2012), 109-163
MSC: 11D45, 14G05.
DOI: 10.4064/aa151-2-1
