| article html file updated | 31 August 2025 10:10 CEST | Update | https://www.mdpi.com/2310-2861/6/1/4 | 
| article html file updated | 20 July 2022 18:41 CEST | Update | - | 
| article html file updated | 2 April 2020 02:19 CEST | Update | - | 
| article html file updated | 26 March 2020 10:08 CET | Original file | - | 
| article pdf uploaded. | 26 March 2020 10:06 CET | Updated version of record | https://www.mdpi.com/2310-2861/6/1/4/pdf | 
| article xml uploaded. | 26 March 2020 10:06 CET | Update | https://www.mdpi.com/2310-2861/6/1/4/xml | 
| article xml file uploaded | 26 March 2020 10:06 CET | Update | - | 
| article pdf uploaded. | 29 January 2020 09:39 CET | Updated version of record | https://www.mdpi.com/2310-2861/6/1/4/pdf-vor | 
| article xml file uploaded | 29 January 2020 09:39 CET | Update | - | 
| article supplementary file uploaded. | 29 January 2020 09:39 CET | - | https://www.mdpi.com/2310-2861/6/1/4#supplementary | 
| article pdf uploaded. | 29 January 2020 09:39 CET | Version of Record | https://www.mdpi.com/2310-2861/6/1/4/pdf-vor | 
| article xml file uploaded | 29 January 2020 09:39 CET | Original file | - |