del Pino M, Musso M, Wei J, Zheng Y. Sign-changing blowing-up solutions for the critical nonlinear heat equation. Annali Scienze [Internet]. 2020Dec.22 [cited 2026May25];21(special, 1-2):569-641. Available from: https://journals-dev.sns.it/index.php/annaliscienze/article/view/915