| article html file updated | 30 August 2025 01:08 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1918 |
| article html file updated | 16 July 2022 06:13 CEST | Update | - |
| article html file updated | 8 February 2020 15:36 CET | Update | - |
| article html file updated | 27 September 2019 00:22 CEST | Update | - |
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| article html file updated | 30 September 2017 12:16 CEST | Update | - |
| article html file updated | 8 September 2017 12:22 CEST | Update | - |
| article xml uploaded. | 8 September 2017 12:21 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1918/xml |
| article pdf uploaded. | 8 September 2017 12:21 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/9/1918/pdf |
| article html file updated | 8 September 2017 12:18 CEST | Update | - |
| article xml uploaded. | 8 September 2017 12:17 CEST | Update | - |
| article xml uploaded. | 8 September 2017 12:17 CEST | Update | - |
| article pdf uploaded. | 8 September 2017 12:17 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/9/1918/pdf-vor |
| article html file updated | 7 September 2017 14:17 CEST | Original file | - |
| article xml uploaded. | 7 September 2017 14:16 CEST | Original file | - |
| article pdf uploaded. | 7 September 2017 14:16 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1918/pdf-vor |
