Submitted on: 31 August 2012.
Revised on: 31 October 2012.
Accepted on: 15 December 2012.
___________________Gospodarka Surowcami Mineralnymi-Mineral Resources Management
http://reply.papertrans.cn/2/109/10894/10894-32.png
Submitted on: 07 November 2016.
Revised on: 25 January 2017.
Accepted on: 12 March 2017.
___________________Gospodarka Surowcami Mineralnymi-Mineral Resources Management
Submitted on: 17 July 2006.
Revised on: 27 August 2006.
Accepted on: 06 September 2006.
___________________Gospodarka Surowcami Mineralnymi-Mineral Resources Management
http://reply.papertrans.cn/2/109/10894/10894-35.png
http://reply.papertrans.cn/2/109/10894/10894-36.png