How to find out paper from phrases like "Chun and Seymour (1989)"? I'm a senior college student and start to read papers for my final year project. I find phrases like " Chinn et all (1982)", "Garley et al(1978)" and  "Chun and Seymour (1989)". When I type those phrase in Google Scholar, its results are not relate to graph theory at all.

I'd like to know how to find papers from this phrases accordingly: )
Format Chun and Seymour (1989) means that there should be a full reference in the bibliography (at the and of the article, chapter or book; or sometimes in the footnote).

In case if it is missing, you can use Google Scholar with

author:Chun author:Seymour


then in the options set date range to 1988 -- 1990.