Dear moderator, please post this message on lis forum: Sir, We are in urgent need of the following article : Article Title : Estimating rock tunnel Water Inflow-II / by Heuer, Ronald E (Author) Book Title :Rapid Excavation and Tunneling Conference Proceedingd-2006 Chapter :No. 30 Ground Water Publication date : 01/01/2015 if any library has the above article please email us at the earliest possible. Thanking you with regards, P M Dubey NHPC Library Faridabad Email:pmd101@rediffmail.com Mob 09717043646 -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.