S. A. Semenov

• Prehistoric technology
• Biodegradation and durability of materials under the effect of microorganisms
• Prognoznyĭ analiz ėffektivnosti tekhnologiĭ piroliza ugli͡a
• Proiskhozhdenie zemledelii︠a︡
• Razvitie tekhniki v kamennom veke
• Tekhnologii︠a︡ drevneĭshikh proizvodstv