Anthes B. Gorenstein stable surfaces with $K_X^2 = 2$ and $\chi(\mathcal O_X) = 4$. Annali Scienze [Internet]. 2020Dec.24 [cited 2025May26];21(special, 1-2):1137-86. Available from: http://20.103.181.36/index.php/annaliscienze/article/view/933