@inbook{inbook, title  = {{Issues related to the use and specification of colliery spoil liners}},

 publisher = {{Emerald Publishing Limited}},

 url = {{https://doi.org/10.1680/geol.27084.0004 }},

 year = {{1998}},

 month = {{1}},

 author = {{Hird CC and Smith CC and Cripps JC}},

 doi = {{10.1680/geol.27084.0004}},

 isbn = {{9780727727084}},

 pages = {{61-79}},

 note = {{Accessed on 2025/12/12}}}