| article html file updated | 14 August 2026 17:27 CEST | Update | https://www.mdpi.com/2071-1050/9/9/1619 |
| article html file updated | 8 February 2020 15:59 CET | Update | N/A |
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| article xml uploaded. | 13 September 2017 05:24 CEST | Update | https://www.mdpi.com/2071-1050/9/9/1619/xml |
| article pdf uploaded. | 13 September 2017 05:24 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/9/1619/pdf |
| article html file updated | 12 September 2017 15:01 CEST | Original file | N/A |
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