BurbanI. I., and BurbanI. M. “Twist Functors and <i>D</I&gt;-Branes”. Ukrains’kyi Matematychnyi Zhurnal 57, no. 1 (January 25, 2005): 18–31. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/3571.