THE SPECTRAL ESTIMATES FOR THE NEUMANN–LAPLACE OPERATOR IN SPACE DOMAINS Статья Gol'dshtein V., Ukhlov A. Advances in Mathematics. Academic Press Inc.. Том 315. 2017. С. 166-193
HARDY AND RELLICH INEQUALITIES, IDENTITIES, AND SHARP REMAINDERS ON HOMOGENEOUS GROUPS Статья Ruzhansky M., Suragan D. Advances in Mathematics. Academic Press Inc.. Том 317. 2017. С. 799-822