| article html file updated | 9 February 2020 14:34 CET | Update | https://www.mdpi.com/2073-4425/9/4/222 |
| article html file updated | 2 October 2019 19:18 CEST | Update | N/A |
| article html file updated | 1 May 2019 02:00 CEST | Update | N/A |
| article html file updated | 17 April 2019 02:34 CEST | Update | N/A |
| article html file updated | 29 March 2019 17:25 CET | Update | N/A |
| article html file updated | 1 May 2018 12:32 CEST | Update | N/A |
| article html file updated | 20 April 2018 06:01 CEST | Update | N/A |
| article pdf uploaded. | 20 April 2018 06:00 CEST | Updated version of record | https://www.mdpi.com/2073-4425/9/4/222/pdf |
| article xml uploaded. | 20 April 2018 06:00 CEST | Update | https://www.mdpi.com/2073-4425/9/4/222/xml |
| article xml file uploaded | 20 April 2018 06:00 CEST | Update | N/A |
| article html file updated | 20 April 2018 05:56 CEST | Original file | N/A |
| article xml file uploaded | 20 April 2018 05:55 CEST | Original file | N/A |
