L. A. Krivitskii

Biphotons as three-level systems: Transformation and measurement

L. A. Krivitskii, S. Kulik, A. Penin, 2003 .

Measurement of qutrits

L. A. Krivitskii, S. Kulik, M. Chekhova, 2002, quant-ph/0207096.

Preparation of biphotons in arbitrary polarization states

Gleb Maslennikov, Sergei P. Kulik, Maria V. Chekhova, 2005 .

“Spreading” of a biphoton in a group-velocity-dispersion medium and two-photon interference

L. A. Krivitskii, M. Chekhova, 2005 .