1. A-H-bimodule and equivalences;Menini;Comm. Algebra,2001
2. Strong rational comodules and semiperfect Hopf algebras over QF ring;Menini;J. Pure Appl. Algebra,2001
3. Projectivity of a relative Hopf module over the subring of coinvariants;Caenepeel,2004
4. N.D. Duong, P.H. Hai, Tannakian duality over Dedekind ring and applications, preprint, 2014.
5. N.D. Duong, P.H. Hai, J.-P.P. dos Santos, On the structure of affine flat group schemes over discrete valuation rings, preprint, 2015.