Springer e-Books (Dordrecht : Springer Science + Business Media BV, 2007)
Pembayaran PDT ini menggunakan Peruntukan Universiti Penyelidikan (RU). No. Invois A9/307 bertarikh 23.07.2007.Merangkumi 2005, 2006 & 2007 copyright collection access to approximately 8,550 titles. Version : online (unlimited users). Subscription period : one time puschase.