My book in title engineering geological characterization of granular sub base using lime a case study of ambo-gedo upgrading road project is a new approach improving a moderatly plastic granular construction material to make suitable pavement layer , previously most books focused on heavy clay soil which is highly plastic such as black cotton and other as sub grade and structural foundation,therefore this approach contribute a new scentific idea to stabilization concept especially in high rainfall zones. Это и многое другое вы найдете в книге Granular Sub Base Stabilization Using Lime (Beniyam Alemue)