| article html file updated | 9 February 2020 15:03 CET | Update | https://www.mdpi.com/2075-4434/6/2/50 |
| article html file updated | 1 May 2019 01:05 CEST | Update | N/A |
| article html file updated | 17 April 2019 01:42 CEST | Update | N/A |
| article html file updated | 29 March 2019 18:34 CET | Update | N/A |
| article html file updated | 28 June 2018 08:48 CEST | Update | N/A |
| article html file updated | 24 April 2018 09:55 CEST | Original file | N/A |
| article pdf uploaded. | 24 April 2018 09:54 CEST | Version of Record | https://www.mdpi.com/2075-4434/6/2/50/pdf |
| article xml uploaded. | 24 April 2018 09:54 CEST | Update | https://www.mdpi.com/2075-4434/6/2/50/xml |
| article xml file uploaded | 24 April 2018 09:54 CEST | Original file | N/A |
