Use of W-boson longitudinal-transverse interferencein top quark spin-correlation functionsC. A. Nelson, E. G. Barbagiovanni, J. J. Berger, E. K. Pueschel and J. R. WickmanEur. Phys. J. C, 45 1 (2006) 121-138DOI: https://doi.org/10.1140/epjc/s2005-02409-4