| article html file updated | 25 December 2025 00:43 CET | Update | https://www.mdpi.com/2304-8158/9/12/1897 |
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| article pdf uploaded. | 24 December 2020 15:11 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/12/1897/pdf |
| article xml uploaded. | 24 December 2020 15:11 CET | Update | https://www.mdpi.com/2304-8158/9/12/1897/xml |
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| article html file updated | 22 December 2020 16:12 CET | Update | N/A |
| article xml uploaded. | 22 December 2020 16:10 CET | Update | N/A |
| article pdf uploaded. | 22 December 2020 16:10 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/12/1897/pdf-vor |
| article xml file uploaded | 22 December 2020 16:10 CET | Update | N/A |
| article html file updated | 21 December 2020 08:57 CET | Original file | N/A |
| article pdf uploaded. | 21 December 2020 08:56 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/12/1897/pdf-vor |
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| article supplementary file uploaded. | 18 December 2020 16:04 CET | - | https://www.mdpi.com/2304-8158/9/12/1897#supplementary |
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