1. Mencegah Pencemaran Lingkungan Melalui : Pengelolaan Aki Bekas
2. Research Article : The Association of Zn Content in Hair of School-Age Children with Types of Soil, Age, Sex, Weight and Height in Indonesia
3. Determinants Influencing the Intention to Use Mobile Expert System for Diagnosis of pests and potatoes Diseases
4. Determinant of Food Crop Agribusiness and Horticultural in Indonesia
5. Methane Flux from Indonesian Wetland Rice : The Effect of Water Management and Rice Variety