V.M. Gvozdikov and J. Wosnitza, Incoherent interlayer electron hopping as a possible reason for enhanced magnetic quantum oscillations in the mixed state of a layered organic superconductor, Low Temp. Phys. 32, (2005) [Fiz. Nizk. Temp. 32, 152-157, (2005)] DOI: https://doi.org/10.1063/1.2171510.