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| 191 | -- | 214 | Hedda R. Schmidtke. Location-aware systems or location-based services: a survey with applications to CoViD-19 contact tracking |
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| 249 | -- | 260 | Harmanpreet Singh Grover, Adarsh, Devender Kumar. Cryptanalysis and improvement of a three-factor user authentication scheme for smart grid environment |