| article html file updated | 16 August 2026 18:41 CEST | Update | https://www.mdpi.com/2218-1989/9/11/281 |
| article html file updated | 31 August 2025 04:45 CEST | Update | N/A |
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| article html file updated | 14 February 2020 10:34 CET | Update | N/A |
| article html file updated | 28 November 2019 00:34 CET | Update | N/A |
| article html file updated | 21 November 2019 10:36 CET | Original file | N/A |
| article pdf uploaded. | 21 November 2019 10:34 CET | Updated version of record | https://www.mdpi.com/2218-1989/9/11/281/pdf |
| article xml uploaded. | 21 November 2019 10:34 CET | Update | https://www.mdpi.com/2218-1989/9/11/281/xml |
| article xml file uploaded | 21 November 2019 10:34 CET | Update | N/A |
| article supplementary file uploaded. | 17 November 2019 10:52 CET | - | https://www.mdpi.com/2218-1989/9/11/281#supplementary |
| article pdf uploaded. | 17 November 2019 10:52 CET | Version of Record | https://www.mdpi.com/2218-1989/9/11/281/pdf-vor |
| article xml file uploaded | 17 November 2019 10:52 CET | Original file | N/A |
