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title = {{The log-structured merge-tree ({LSM}-tree)}},  journal = {Acta Informatica},  }  @inproceedings{Lakshman_2009,  doi = {10.1145/1582716.1582722},  url = {http://dx.doi.org/10.1145/1582716.1582722},  year = {2009},  publisher = {{ACM} Press},  author = {Avinash Lakshman and Prashant Malik},  title = {{Cassandra}},  booktitle = {Proceedings of the 28th {ACM} symposium on Principles of distributed computing - {PODC} {\textquotesingle}09},  }