This author of The Dynasty of Raghu and a poem about a servant of Kubera wrote a play whose title character loses the signet ring that allows her husband Dushyanta to identify her.
In one of this man's works, the armies of the title figure march all the way to the Amu Darya, where they defeat the Hepthalites, and then continue on to defeat the Kambojas. The title character of another of his works, which is written in a meter called "slow-stepper," is sent to find "the supremest woman from the Creator's workshop gone" and is advised to disperse mountain monsters with "pelting hail" before passing through the Swan-gate on the way to Mount Kailasa. This author of The Dynasty of Raghu and a poem about a servant of Kubera wrote a play whose title character loses the signet ring that allows her husband Dushyanta to identify her. For 10 points, identify this Sanskrit-language author of "The Cloud Messenger" and The Recognition of Shakuntala.
In one of this man's works, the armies of the title figure march all the way to the Amu Darya, where they defeat the Hepthalites, and then continue on to defeat the Kambojas.
Kalidasa