| article html file updated | 17 August 2026 01:44 CEST | Update | https://www.mdpi.com/2227-9717/8/2/169 |
| article html file updated | 31 August 2025 10:36 CEST | Update | N/A |
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| article html file updated | 6 March 2020 21:16 CET | Update | N/A |
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| article html file updated | 11 February 2020 09:12 CET | Update | N/A |
| article pdf uploaded. | 11 February 2020 09:11 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/169/pdf |
| article xml uploaded. | 11 February 2020 09:11 CET | Update | https://www.mdpi.com/2227-9717/8/2/169/xml |
| article xml file uploaded | 11 February 2020 09:11 CET | Update | N/A |
| article html file updated | 3 February 2020 15:10 CET | Update | N/A |
| article html file updated | 3 February 2020 15:09 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2020 15:07 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/169/pdf-vor |
| article xml uploaded. | 3 February 2020 15:07 CET | Update | N/A |
| article xml file uploaded | 3 February 2020 15:07 CET | Update | N/A |
| article pdf uploaded. | 3 February 2020 15:07 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/169/pdf-vor |
| article xml file uploaded | 3 February 2020 15:07 CET | Update | N/A |
| article xml uploaded. | 3 February 2020 15:07 CET | Original file | N/A |
