"id","author_first1","author_last1","title","year","publication","volume","issue","pages","keyword0","keyword1","keyword2","type" "1369","Hans-Werner","Emrich","Schulspeisungsprogramm in der A.R. Jemen","1977","Ernährungs-Umschau","24","1","B6-8","Education","Nutrition","YAR","journal"