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. Author manuscript; available in PMC: 2018 Apr 9.
Published in final edited form as: Int J Min Sci Technol. 2018 Jan;28(1):43–51. doi: 10.1016/j.ijmst.2017.12.013

Fig. 2.

Fig. 2

Detail view of location of monitoring sites in the No. 1 (tailgate) entry of the longwall, showing longwall face position at the end of the monitoring period.