To brother mohamad ghalawash. survey book

Dear Mohamad
Sorry this is not my field but I found this book regarding survey field, in Arabic (KSA), There are papers inside dealing with what about you metioned, check them and browse it, may it helps, and if it does just informe me to know (your reply is enough)… and you welcome

السلام عليكم
جزاك الله خير الجزاء

العفو أخي وأتمنى لك النجاح ان شاء الله عز وجل