| article html file updated | 30 August 2025 09:51 CEST | Update | https://www.mdpi.com/2076-3921/7/12/191 |
| article html file updated | 17 July 2022 15:05 CEST | Update | N/A |
| article html file updated | 11 February 2020 02:42 CET | Update | N/A |
| article html file updated | 11 October 2019 20:12 CEST | Update | N/A |
| article html file updated | 27 April 2019 20:31 CEST | Update | N/A |
| article html file updated | 13 April 2019 16:22 CEST | Update | N/A |
| article html file updated | 2 April 2019 11:55 CEST | Update | N/A |
| article html file updated | 24 December 2018 12:51 CET | Update | N/A |
| article html file updated | 12 December 2018 08:08 CET | Original file | N/A |
| article pdf uploaded. | 12 December 2018 08:07 CET | Version of Record | https://www.mdpi.com/2076-3921/7/12/191/pdf |
| article xml uploaded. | 12 December 2018 08:07 CET | Update | https://www.mdpi.com/2076-3921/7/12/191/xml |
| article xml file uploaded | 12 December 2018 08:07 CET | Original file | N/A |