| article html file updated | 31 August 2025 07:08 CEST | Update | https://www.mdpi.com/1996-1073/13/1/60 |
| article html file updated | 19 July 2022 21:09 CEST | Update | N/A |
| article html file updated | 14 February 2020 20:35 CET | Update | N/A |
| article html file updated | 16 January 2020 09:20 CET | Update | N/A |
| article html file updated | 30 December 2019 07:17 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2019 07:15 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/60/pdf |
| article xml uploaded. | 30 December 2019 07:15 CET | Update | https://www.mdpi.com/1996-1073/13/1/60/xml |
| article xml file uploaded | 30 December 2019 07:15 CET | Update | N/A |
| article pdf uploaded. | 20 December 2019 15:17 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/60/pdf-vor |
| article xml file uploaded | 20 December 2019 15:17 CET | Original file | N/A |
