| article html file updated | 9 February 2020 14:49 CET | Update | https://www.mdpi.com/2313-4321/3/2/14 |
| article html file updated | 2 October 2019 20:42 CEST | Update | - |
| article html file updated | 1 May 2019 01:32 CEST | Update | - |
| article html file updated | 17 April 2019 02:08 CEST | Update | - |
| article html file updated | 29 March 2019 18:00 CET | Update | - |
| article html file updated | 22 April 2018 09:11 CEST | Original file | - |
| article pdf uploaded. | 22 April 2018 09:10 CEST | Version of Record | https://www.mdpi.com/2313-4321/3/2/14/pdf |
| article xml uploaded. | 22 April 2018 09:10 CEST | Update | https://www.mdpi.com/2313-4321/3/2/14/xml |
| article xml file uploaded | 22 April 2018 09:10 CEST | Original file | - |
