1. The stability of underground workings in the soft rocks of the coal measures;Wilson;Int J Min Eng,1983
2. Howarth R, Monger NR. Multi-seam working. Australian coal mining practice– monograph 12 – 3rd ed. AusIMM; 2009. p. 376–91 [Chapter 16].
3. Getting the most from multiple-seam reserves;Peng;Coal Min Process,1980
4. Design guidelines for multiple seam mining;Hsiung;Part I. Coal Min,1987
5. Design guidelines for multiple-seam mining;Hsiung;Part II. Coal Min,1987