| article html file updated | 15 August 2026 07:28 CEST | Update | https://www.mdpi.com/2076-3417/8/9/1656 |
| article html file updated | 10 February 2020 11:00 CET | Update | N/A |
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| article xml uploaded. | 20 September 2018 03:19 CEST | Update | https://www.mdpi.com/2076-3417/8/9/1656/xml |
| article pdf uploaded. | 20 September 2018 03:19 CEST | Updated version of record | https://www.mdpi.com/2076-3417/8/9/1656/pdf |
| article html file updated | 14 September 2018 12:43 CEST | Original file | N/A |
| article pdf uploaded. | 14 September 2018 12:41 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/9/1656/pdf-vor |
| article xml uploaded. | 14 September 2018 12:41 CEST | Update | N/A |
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