OIL SHALES – AN ALTERNATIVE SOURCE OF FUEL AND RAW MATERIALS; pp. 497–498

METHOD FOR IMPROVING THE QUALITY OF MIDDLE-HEAVY SHALE OIL AND FOR INCREASING COMMODITY OUTPUT AT THERMAL PROCESSING OF FUELS IN THE SOLID HEAT CARRIER UNIT; pp. 499–508

DYNAMIC MODELLING OF RETORT THERMODYNAMICS OF OIL SHALES; pp. 509–525

AGE OF ESTONIAN KUKERSITE OIL SHALE – MIDDLE OR LATE ORDOVICIAN?; pp. 527–533

FORMATION OF THERMOBITUMEN FROM OIL SHALE BY LOW-TEMPERATURE PYROLYSIS IN AN AUTOCLAVE; pp. 535–546

THERMAL BEHAVIOR AND PYROLYSIS OF AVGAMASYA ASPHALTITE; pp. 547–560

THE EFFECT OF SULPHATE ON LENGTH CHANGE OF CONCRETE; pp. 561–571

THE INFLUENCE OF PHENOLS AND OTHER COMPOUNDS ON CHEMICAL OXYGEN DEMAND (COD) OF PHENOLIC WATERS FROM THE KIVITER PROCESS; pp. 573–581

LEACHING BEHAVIOR OF OIL SHALE SEMICOKE: SULPHUR SPECIES; pp. 583–589