48857 contract law/ evidence law/ presumption of payment contract law Federal supreme court of Ethiopia cassation decisions volume 12 evidence in contract law presumption in contract law የፍ/ብ/ህ/ቁ. 2024/ረ/ እና 2023 ለውሃ ፍጆታ ክፍያ ተፈፃሚነት የሌላቸው ስለመሆኑ የፍ/ብ/ህ/ቁ. 2023, 2024/ረ/ Download Cassation Decision