| article html file updated | 30 August 2025 10:41 CEST | Update | https://www.mdpi.com/2032-6653/10/1/2 | 
| article html file updated | 17 July 2022 21:41 CEST | Update | - | 
| article html file updated | 11 February 2020 07:09 CET | Update | - | 
| article html file updated | 12 October 2019 23:31 CEST | Update | - | 
| article html file updated | 27 April 2019 10:30 CEST | Update | - | 
| article html file updated | 13 April 2019 06:27 CEST | Update | - | 
| article html file updated | 2 April 2019 23:10 CEST | Update | - | 
| article html file updated | 8 January 2019 05:20 CET | Original file | - | 
| article pdf uploaded. | 8 January 2019 05:19 CET | Updated version of record | https://www.mdpi.com/2032-6653/10/1/2/pdf | 
| article xml uploaded. | 8 January 2019 05:19 CET | Update | https://www.mdpi.com/2032-6653/10/1/2/xml | 
| article xml file uploaded | 8 January 2019 05:19 CET | Update | - | 
| article pdf uploaded. | 7 January 2019 12:05 CET | Version of Record | https://www.mdpi.com/2032-6653/10/1/2/pdf-vor | 
| article xml file uploaded | 7 January 2019 12:05 CET | Original file | - |