The best place to begin your search for resources is Library Search.
You can link through to the texts themselves, find audio-visual content, and also journal articles and books which provide criticism and commentary.
Library Search LibGuide available for guidance.
Use the Databases A-Z List to access all the resources available to you.
You can browse by subject (e.g. Literature) or type (e.g.maps, news, images etc.) or search to find your required resource.