| article html file updated | 16 August 2026 03:26 CEST | Update | https://www.mdpi.com/2218-1997/5/6/158 |
| article html file updated | 30 August 2025 21:37 CEST | Update | N/A |
| article html file updated | 20 July 2022 15:00 CEST | Update | N/A |
| article html file updated | 12 February 2020 22:02 CET | Update | N/A |
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| article html file updated | 3 July 2019 18:20 CEST | Update | N/A |
| article html file updated | 3 July 2019 18:19 CEST | Update | N/A |
| article html file updated | 26 June 2019 11:47 CEST | Original file | N/A |
| article pdf uploaded. | 26 June 2019 11:46 CEST | Updated version of record | https://www.mdpi.com/2218-1997/5/6/158/pdf |
| article xml uploaded. | 26 June 2019 11:46 CEST | Update | https://www.mdpi.com/2218-1997/5/6/158/xml |
| article xml file uploaded | 26 June 2019 11:46 CEST | Update | N/A |
| article pdf uploaded. | 25 June 2019 16:00 CEST | Version of Record | https://www.mdpi.com/2218-1997/5/6/158/pdf-vor |
| article xml file uploaded | 25 June 2019 16:00 CEST | Original file | N/A |
