https://www.semanticscholar.org/ https://www.semanticscholar.org/ is very good too for reading paper abstracts, links to the references, citations and related p

https://www.semanticscholar.org/ https://www.semanticscholar.org/ is very good too for reading paper abstracts, links to the references, citations and related papers. The full papers are included, if copyright allows. The references and citations are tagged and filterable, making it easy to see which are the most cited, or review papers, etc.