| article html file updated | 31 August 2025 04:37 CEST | Update | https://www.mdpi.com/2309-608X/5/4/106 |
| article html file updated | 21 August 2025 23:19 CEST | Update | - |
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| article html file updated | 14 February 2020 09:46 CET | Update | - |
| article html file updated | 31 December 2019 19:46 CET | Update | - |
| article html file updated | 21 November 2019 09:31 CET | Original file | - |
| article pdf uploaded. | 21 November 2019 09:29 CET | Updated version of record | https://www.mdpi.com/2309-608X/5/4/106/pdf |
| article xml uploaded. | 21 November 2019 09:29 CET | Update | https://www.mdpi.com/2309-608X/5/4/106/xml |
| article xml file uploaded | 21 November 2019 09:29 CET | Update | - |
| article pdf uploaded. | 14 November 2019 13:47 CET | Version of Record | https://www.mdpi.com/2309-608X/5/4/106/pdf-vor |
| article xml file uploaded | 14 November 2019 13:47 CET | Original file | - |
