| 1. | Editor's Page: Estonian oil shale energy, when will it come to an end? | 257-264 |
| 2. | V. Jefimov, S. Doilov, I. Pulemyotov. Low-sulphur oil shale research and experimental processing | 265-285 |
| 3. | L. Mölder, I. Johannes, H. Tamvelius, L. Tiikma. Improvement study for the dephenolization plant at the RAS "Kiviter" oil shale processing facility | 287-308 |
| 4. | M. Mandre, V. Liblik, J. Rauk, A. Rätsep, L. Tuulmets. Impact of air pollutants emitted from the oil shale industry on conifers | 309-324 |
| 5. | I. Qian Jialin, Wang Guojin, Li Shuyuan, Wang Jianqiu. Laboratory experiments and mathematical modelling of oil shale fluidized combustion and sulfur dioxide evolution | 325-331 |
| 6. | V. Kashirskii. Study of non-isothermic stage of Baltic oil shale rapid pyrolysis (Summary) | 333-340 |
| 7. | A. Loog, J. Aruväli, V. Petersell. The nature of potassium in Tremadocian Dictyonema shale (Estonia) | 341-350 |
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