, Mrs. Deepti Sachin Deshmukh, Ms. Simran Khiani. 2015. “NASA-Nearest Neighbour Algorithm With Structured Robustness Algorithm to Improve Difficult Keyword Queries over Database”. International Journal on Recent and Innovation Trends in Computing and Communication 3 (7):4752-57. https://doi.org/10.17762/ijritcc.v3i7.4728.