--- wikisrc/users/rkujawa.mdwn	2012/10/13 20:36:04	1.15
+++ wikisrc/users/rkujawa.mdwn	2012/10/19 16:32:47	1.16
@@ -31,7 +31,7 @@ In June 2011 I've officialy joined the N
 
 # Documentation
 
-* Writing NetBSD drivers with the bus_space(9) framework ([[materials|https://github.com/rkujawa/busspace-eurobsdcon2012]])
+* Writing NetBSD drivers with the bus_space(9) framework ([[presentation|https://github.com/downloads/rkujawa/busspace-eurobsdcon2012/bus_space_tutorial.pdf]], [[materials|https://github.com/rkujawa/busspace-eurobsdcon2012]])
 * [[NetBSD/amiga PCI compatibility guide|users/rkujawa/amigapci]]
 * [[Reverse engineered G-REX documentation|users/rkujawa/g-rex]]
 * [[Various notes on using the NetBSD|users/rkujawa/notes]]