• On computing joint invariants of vector fields 

      Azad, H.; Biswas, I.; Ghanam, R.; Mustafa, M.T. ( Elsevier , 2015 , Article)
      A constructive version of the Frobenius integrability theorem-that can be programmed effectively-is given. This is used in computing invariants of groups of low ranks and recover examples from a recent paper of Boyko etal. (2009).