TY  - CPAPER
AU  - Pawel Bogacz
TI  - ANALYSIS OF THE LEVEL OF ADDED VALUE WITHIN THE EXPLOITATION PROCESSES IN AN UNDERGROUND MINE WITH A LONGWALL SYSTEM AND METHODS OF INCREASING IT USING THE LEAN MINING CONCEPT
T2  - SWS 2026 Conference Preprints
PY  - 2026
PB  - STEF92 Technology
ER  -