Roxbury (MA state) ZIP code. ZIP code of Roxbury (MA) is 02118. Below you can find map of Roxbury, or look up other ZIP codes in Massachusetts or other US states. If Roxbury's ZIP code is duplicated, and other places have same ZIP code number, you can use our ZIP code searcher by number 02118. Roxbury have more then one ZIP code.
How do you know if a journal is peer reviewed? Some databases will let you check a box to limit to peer reviewed articles. You can also look at the journal's website which will explain the editorial process including whether or not the journal is peer reviewed. Scholarly articles are published in scholarly journals. Most of these journals are discipline specific.
Newspaper articles can be very informative about scholarly research, but they are popular summaries, not intended to be presented to the academic community. You can see a nice summary of what makes up a scholarly source in this guide from the Meriam Library at California State Univ., Chico: Page on csuchico.edu.