how to integrate SAP-BW3.0 with EP6SP14

Hi

I am trying to integrate SAP-BW3.0 with EP6 SP14 portals.i want to integrate BW reports to portal level and should be displayed based on the portal role to the user.i want to do using SSO configuration.what are the various possibilities to do this?Can anyone suggest good tutorial on this?i had seen in SDN "integrating bw3.5 with EP6 portal" but i want to information with BW3.0 with EP6 based portal

Prasad