Google Scholar is a useful search tool as it makes use of Google's sophisticated search algorithms and allows natural language searching to locate resources such as articles, theses, books, abstracts and court opinions.
You can use Google Scholar to locate freely available resources, however without having an institutional login you will not be able to access everything in your search results.
BASE – Bielefeld Academic Search Engine
DOAB: Directory of Open Access Books
Charles Sturt University acknowledges the traditional custodians of the lands on which its campuses are located, paying respect to Elders, both past and present, and extend that respect to all First Nations Peoples.
Charles Sturt University is an Australian University, TEQSA Provider Identification: PRV12018. CRICOS Provider: 00005F.