You can use the Publication Date to find articles from any day, month or year. Enter the desired date in dd/mm/yyyy format 
(d = day, m = month, y = year ). Use the examples shown below to enter your search criteria. 

To find articles published on Jan 2, 2003 enter 1/2/2003 

For all articles published in January, enter 1/x/2003

To find articles from 2003 enter x/x/2003