So far, ten gatherings have occurred, with six of them receiving systems. The third was held in Addis Ababa in November 1993, and the processes announced at the time were never to be utilized again. The eighth social event was held in Addis Ababa in November 2009, the ninth in Vienna in September 2013, and the tenth in Male in November 2014. (Ethiopia) Christian masterpieces have gotten more attention than other works, but they will be treated less in this book reference, which will include references for a wide range of topics that have had less scholarly attention. In the same way, neither the number of classics read nor the number of exams passed are indicated in this book reference. Furthermore, while there is no thorough overview of the vast number of concepts in this book as a whole, there are such surveys for subtopics.