| article html file updated | 11 February 2020 14:29 CET | Update | https://www.mdpi.com/1999-4923/11/2/71 | 
| article html file updated | 14 October 2019 15:41 CEST | Update | - | 
| article html file updated | 26 April 2019 19:47 CEST | Update | - | 
| article html file updated | 12 April 2019 15:40 CEST | Update | - | 
| article html file updated | 3 April 2019 16:51 CEST | Update | - | 
| article html file updated | 4 March 2019 15:07 CET | Update | - | 
| article html file updated | 28 February 2019 17:22 CET | Update | - | 
| article html file updated | 8 February 2019 11:51 CET | Original file | - | 
| article pdf uploaded. | 8 February 2019 11:50 CET | Updated version of record | https://www.mdpi.com/1999-4923/11/2/71/pdf | 
| article xml uploaded. | 8 February 2019 11:50 CET | Update | https://www.mdpi.com/1999-4923/11/2/71/xml | 
| article xml file uploaded | 8 February 2019 11:50 CET | Update | - | 
| article pdf uploaded. | 7 February 2019 17:42 CET | Version of Record | https://www.mdpi.com/1999-4923/11/2/71/pdf-vor | 
| article xml file uploaded | 7 February 2019 17:42 CET | Original file | - |