6.9.2

# References

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gsm - gempa software management tool. gempa solution. URL: https://data.gempa.de/packages/Public/gsm/.

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Potentially uncited but relevant sources of information include:

## iLoc

1. Bondár, I., K. McLaughlin and H. Israelsson, Improved event location uncertainty estimates, Science Applications International Corp., Final Report, AFRL-RV-HA-TR-2008-1074, 2008.

2. Bondár, I. and K. McLaughlin, Seismic location bias and uncertainty in the presence of correlated and non-Gaussian travel-time errors, Bull. Seism. Soc. Am., 99, 172-193, doi:10.1785/0120080922, 2009.

3. Bondár, I., E.R. Engdahl, A. Villasenor, J.Harris and D. Storchak, ISC-GEM: Global instrumental earthquake catalogue (1900-2009), II. Location and seismicity patterns, Phys. Earth. Planet. Int., doi: 10.1016/j.pepi.2014.06.002, 239, 2-13, 2015.

4. Buland, R. and C.H. Chapman, 1983. The computation of seismic travel times, Bull. Seism. Soc. Am., 73, 1271-1302.

5. Dziewonski, A.M. and F. Gilbert, 1976, The effect of small, aspherical perturbations on travel times and a re-examination of the correction for ellipticity, Geophys., J. R. Astr. Soc., 44, 7-17.

6. Engdahl, E.R., R. van der Hilst, and R. Buland, 1998. Global teleseismic earthquake relocation with improved travel times and procedures for depth determination, Bull. Seism. Soc. Am., 88, 722-743.

7. Kennett, B. and Engdahl, E.R., 1991. Travel times for global earthquake location and phase identification, Geophys. J. Int., 105, 429–465.

8. Kennett, B.L.N., E.R. Engdahl, and R. Buland, 1995. Constraints on seismic velocities in the Earth from traveltimes, Geophys. J. Int., 122, 108-124.

9. Kennett, B.L.N. and O. Gudmundsson, 1996, Ellipticity corrections for seismic phases, Geophys. J. Int., 127, 40-48.

10. Myers, S.C, M.L. Begnaud, S. Ballard, M.E. Pasyanos, W.S. Phillips, A.L. Ramirez, M.S. Antolik, K.D. Hutchenson, J. Dwyer, C. A. Rowe, and G. S. Wagner, 2010, A crust and upper mantle model of Eurasia and North Africa for Pn travel time calculation, Bull. Seism. Soc. Am., 100, 640-656.

11. Weber, B., Bondár, I., Roessler, D., Becker, J., SeisComP3 iLoc Integration Applied to Array Processing, SnT conference, Abstract: T3.5-P54, Vienna/Austria, 2019, abstract: T3.5-P54

## FixedHypocenter

1. R. Le Bras, J. Wuster (2002). IDC Processing of Seismic, Hydroacoustic, and Infrasonic Data [IDC5.2.1Rev1]. Angewandte Wissenschaft, Software und Technologie GmbH.

2. J.F. Evernden (1969). Precision of epicenters obtained by small numbers of world-wide stations. Bull. Seism. Soc. Am., 59(3), 1365-1398.

3. E.A. Flinn (1965). Confidence regions and error determinations for seismic event location. Rev. Geophys., 3(1), 157-185.