Caliceti, E., Cannata, F., & Graffi, S. (2010). PT Symmetric Schrödinger Operators: Reality of the Perturbed Eigenvalues. Інститут математики НАН України.
Chicago Style (17th ed.) CitationCaliceti, E., F. Cannata, and S. Graffi. PT Symmetric Schrödinger Operators: Reality of the Perturbed Eigenvalues. Інститут математики НАН України, 2010.
MLA (8th ed.) CitationCaliceti, E., et al. PT Symmetric Schrödinger Operators: Reality of the Perturbed Eigenvalues. Інститут математики НАН України, 2010.
Warning: These citations may not always be 100% accurate.