| article html file updated | 30 August 2025 09:14 CEST | Update | https://www.mdpi.com/2076-3271/6/4/107 |
| article html file updated | 17 July 2022 11:19 CEST | Update | - |
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| article html file updated | 26 December 2018 22:26 CET | Update | - |
| article html file updated | 6 December 2018 11:22 CET | Original file | - |
| article pdf uploaded. | 6 December 2018 11:21 CET | Updated version of record | https://www.mdpi.com/2076-3271/6/4/107/pdf |
| article xml uploaded. | 6 December 2018 11:21 CET | Update | https://www.mdpi.com/2076-3271/6/4/107/xml |
| article xml file uploaded | 6 December 2018 11:21 CET | Update | - |
| article pdf uploaded. | 26 November 2018 16:40 CET | Updated version of record | https://www.mdpi.com/2076-3271/6/4/107/pdf-vor |
| article pdf uploaded. | 26 November 2018 16:21 CET | Version of Record | https://www.mdpi.com/2076-3271/6/4/107/pdf-vor |
| article xml file uploaded | 26 November 2018 16:21 CET | Original file | - |
