@article{069aa2f0e65d4cd499a26f13c7fcda8e,
title = "Use of Schmidt Hammer with special reference to strength reduction factor related to cleat presence in a coal mine",
keywords = "Cleats, Coal excavability classification, Hardness, Schmidt Hammer, Strength reduction factor",
author = "Nuh Bilgin and Hanifi Copur and Cemal Balci",
year = "2016",
month = apr,
day = "1",
doi = "10.1016/j.ijrmms.2016.01.016",
language = "English",
volume = "84",
pages = "25--33",
journal = "International Journal of Rock Mechanics and Mining Sciences",
issn = "1365-1609",
publisher = "Elsevier B.V.",
}