CHARACTERISTICS AND ACCUMULATION OF MIDDLE JURASSIC OIL SHALE IN THE YUQIA AREA, NORTHERN QAIDAM BASIN, NORTHWEST CHINA; pp. 1–25

COMPARISON OF UNCONFINED COMPRESSIVE STRENGTHS AND ACOUSTIC EMISSIONS OF ESTONIAN OIL SHALE AND BRITTLE ROCKS; pp. 26–38

CATALYTIC EFFECTS OF FE- AND CA-BASED ADDITIVES ON GAS EVOLUTION DURING PYROLYSIS OF DACHENGZI OIL SHALE OF CHINA; pp. 39–55

CHARACTERIZATION AND UTILIZATION OF OIL SHALE ASH MIXED WITH GRANITIC AND MARBLE WASTES TO PRODUCE LIGHTWEIGHT BRICKS; pp. 56–69

CHARACTERISTICS AND ENVIRONMENTAL RISKS OF THE OIL SHALE ASHES PRODUCED BY AEROBIC COMBUSTION AND ANAEROBIC PYROLYSIS PROCESSES; pp. 70–83

OIL SHALE IN ESTONIA IN THE 19TH CENTURY – FROM REDISCOVERY TO USAGE; pp. 84-95