| article html file updated | 31 August 2025 06:51 CEST | Update | https://www.mdpi.com/2073-4409/9/1/4 |
| article html file updated | 19 July 2022 21:25 CEST | Update | N/A |
| article html file updated | 14 February 2020 19:40 CET | Update | N/A |
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| article html file updated | 27 December 2019 04:13 CET | Original file | N/A |
| article pdf uploaded. | 27 December 2019 04:11 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/1/4/pdf |
| article xml uploaded. | 27 December 2019 04:11 CET | Update | https://www.mdpi.com/2073-4409/9/1/4/xml |
| article xml file uploaded | 27 December 2019 04:11 CET | Update | N/A |
| article supplementary file uploaded. | 18 December 2019 10:02 CET | - | https://www.mdpi.com/2073-4409/9/1/4#supplementary |
| article pdf uploaded. | 18 December 2019 10:02 CET | Version of Record | https://www.mdpi.com/2073-4409/9/1/4/pdf-vor |
| article xml file uploaded | 18 December 2019 10:02 CET | Original file | N/A |
