Assalaamu ‘alaikum wa rahmatullaah wa Barakaatuh,
Fasting in a nutshell – http://fatwa-online.com/worship/fasting/fas001/index.htm
Ramadan and Fasting – http://www.qss.org/articles/ramadan/toc.html
Women in Ramadaan – http://www.islamqa.com/en/cat/496