| article html file updated | 10 February 2020 10:56 CET | Update | https://www.mdpi.com/2410-390X/2/3/17 | 
| article html file updated | 7 October 2019 20:55 CEST | Update | - | 
| article html file updated | 29 April 2019 05:44 CEST | Update | - | 
| article html file updated | 15 April 2019 01:19 CEST | Update | - | 
| article html file updated | 31 March 2019 18:50 CEST | Update | - | 
| article html file updated | 14 September 2018 10:42 CEST | Original file | - | 
| article pdf uploaded. | 14 September 2018 09:55 CEST | Version of Record | https://www.mdpi.com/2410-390X/2/3/17/pdf | 
| article xml uploaded. | 14 September 2018 09:55 CEST | Update | https://www.mdpi.com/2410-390X/2/3/17/xml | 
| article xml file uploaded | 14 September 2018 09:55 CEST | Original file | - |