APA (7th ed.) Citation

Petrina, D. (2005). New second branch of the spectrum of the BCS Hamiltonian and a “pseudogap”. Український математичний журнал.

Chicago Style (17th ed.) Citation

Petrina, D.Ya. "New Second Branch of the Spectrum of the BCS Hamiltonian and a “pseudogap”." Український математичний журнал 2005.

MLA (8th ed.) Citation

Petrina, D.Ya. "New Second Branch of the Spectrum of the BCS Hamiltonian and a “pseudogap”." Український математичний журнал, 2005.

Warning: These citations may not always be 100% accurate.