The following publications are possibly variants of this publication:
- Incorporating Uncertainty in Unexploded Ordnance DiscriminationLaurens Beran, Stephen D. Billings, Doug Oldenburg. tgrs, 49(8):3071-3080, 2011. [doi]
- Setting the stop dig point for unexploded ordnance remediationLaurens Beran, Barry Zelt. igarss 2014: 2193-2196 [doi]
- Magnetic models of unexploded ordnanceStephen D. Billings, Catherine Pasion, Sean Walker, Laurens Beran. tgrs, 44(8):2115-2124, 2006. [doi]