@misc{cryptoeprint:2012:024,
    author = {Somindu C. Ramanna and Sanjit Chatterjee and Palash Sarkar},
    title = {Variants of Waters' Dual-System Primitives Using Asymmetric Pairings},
    howpublished = {Cryptology ePrint Archive, Report 2012/024},
    year = {2012},
    url = {http://eprint.iacr.org/2012/024},
}