Urvashi / Dhara / Birth

http://en.wikipedia.org/wiki/Urvashi

https://www.sacred-texts.com/hin/db/bk04ch06.htm

Dhara

http://2twi.blogspot.com/search/label/Dharas

Birth From Narayan

http://2twi.blogspot.com/search/label/DemonsDemigods

Curse on Nara as arjun / Digva 
http://p01z.blogspot.com/search/label/Unbeatable
http://era8.blogspot.com/search/label/Kalyan

Sons

1. Rishyashringa http://ramayanainfo.blogspot.com/search/label/Sister
2. Agastya https://freeglobaluniversity.blogspot.com/search/label/Agastya
3. Vasishta http://ramayanainfo.blogspot.com/search/label/Vasistha

Compete / Team

1. http://hindumythologyforgennext.blogspot.in/2012/08/vikramaditya-and-apsaras.html
2. https://www.google.com/search?q=kiskikahani

Hence Menaka instead of Urvashi was sent to Vishwamitra

http://longestepic.blogspot.com/search/label/Shakuntala

Tube

https://www.youtube.com/results?search_query=Urvashi+apsara