The following publications are possibly variants of this publication:
- Higher Order Direction Finding From Arrays With Diversely Polarized Antennas: The PD-2q-MUSIC AlgorithmsPascal Chevalier, Anne Ferréol, Laurent Albera, G. Birot. tsp, 55(11):5337-5350, 2007. [doi]
- Higher order direction finding for arbitrary noncircular sources : The NC-2Q-music algorithmAnne Ferréol, Pascal Chevalier. eusipco 2010: 671-675 [doi]
- High-Resolution Direction Finding From Higher Order Statistics: The 2q-MUSIC AlgorithmPascal Chevalier, Anne Ferréol, Laurent Albera. tsp, 54(8):2986-2997, 2006. [doi]