| article html file updated | 31 August 2025 14:37 CEST | Update | https://www.mdpi.com/1999-5903/12/3/54 |
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| article pdf uploaded. | 21 March 2020 13:31 CET | Updated version of record | https://www.mdpi.com/1999-5903/12/3/54/pdf |
| article xml uploaded. | 21 March 2020 13:31 CET | Update | https://www.mdpi.com/1999-5903/12/3/54/xml |
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| article pdf uploaded. | 16 March 2020 17:21 CET | Version of Record | https://www.mdpi.com/1999-5903/12/3/54/pdf-vor |
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