- Author: Ghiocel Dan M., Nikolaidis Efstratios, Singhal Suren
- Language: English
- Year: 2005
- Author: Singhal Atul
- Language: English
- Year: 2010
- Author: Hemanshu Prabhakar Vasudha Singhal Nidhi Gupta
- Language: English
- Year: 2019
- Author: Bikramaditya Singhal & Srinivas Duvvuri [Bikramaditya Singhal]
- Language: English
- Year: 2016
- Author: Bikramaditya Singhal Gautam Dhameja Priyansu Sekhar Panda
- Language: English
- Year: 2018
- Author: Atul Singhal
- Language: English
- Year: 2009
- Author: Atul Singhal
- Language: English
- Year: 2018