The following publications are possibly variants of this publication:
- Approximate maximum likelihood direction of arrival estimation for two closely spaced sourcesFrançois Vincent, Olivier Besson, Eric Chaumette. camsap 2013: 320-323 [doi]
- Approximate maximum likelihood estimation of two closely spaced sourcesFrançois Vincent, Olivier Besson, Eric Chaumette. sigpro, 97:83-90, 2014. [doi]
- Approximate Unconditional Maximum Likelihood Direction of Arrival Estimation for Two Closely Spaced TargetsFrançois Vincent, Olivier Besson, Eric Chaumette. spl, 22(1):86-89, 2015. [doi]