On the Littlewood--Paley theorem for arbitrary intervals. Kislyakov, S.V.; Parilov, D.V. — 2005 Zapiski Nauchnykh Seminarov POMI
Isomorphic type of the space of smooth functions determined by a finite family of differential operators. Kislyakov, S.V.; Maksimov, D.V. — 2005 Zapiski Nauchnykh Seminarov POMI