1. "The Role of Fertilizers in Improving Soil Fertility in the Russian Province"Authors: Fursov, Vladimir NikolaevichPages: 2 - 6.Full text PDF
2. "Environmental Friendliness of Living in Wooden Houses for a Person on the North of Russia"Authors: Tonkikh, Vladimir AlekseevichPages: 7 - 12.Full text PDF
3. "Organization of the Simferopol Agricultural Correctional Shelter in the XIX Century"Authors: Liventsev, Dmitry VyacheslavovichPages: 13 - 18.Full text PDF