1. On the de Rham cohomology of differential and algebraic stacks;Behrend;Adv. Math.,2005
2. Lectures on characteristic classes and foliations. Notes by Lawrence Conlon. Appendices by J. Stasheff;Bott,1972
3. O. Brahic, A. Cabrera, C. Ortiz, Obstructions to the integrability of VB-algebroids, 2014. arXiv:1403.1990.
4. H. Bursztyn, A. Cabrera, M. del Hoyo, Vector bundles over Lie groupoids and algebroids (in preparation).
5. Linear and multiplicative 2-forms;Bursztyn;Lett. Math. Phys.,2009