| article html file updated | 9 February 2020 18:24 CET | Update | https://www.mdpi.com/2073-431X/7/2/33 |
| article html file updated | 3 October 2019 19:18 CEST | Update | - |
| article html file updated | 30 April 2019 18:06 CEST | Update | - |
| article html file updated | 16 April 2019 18:33 CEST | Update | - |
| article html file updated | 30 March 2019 02:55 CET | Update | - |
| article html file updated | 27 June 2018 19:23 CEST | Update | - |
| article html file updated | 21 May 2018 10:23 CEST | Original file | - |
| article pdf uploaded. | 21 May 2018 10:22 CEST | Version of Record | https://www.mdpi.com/2073-431X/7/2/33/pdf |
| article xml uploaded. | 21 May 2018 10:22 CEST | Update | https://www.mdpi.com/2073-431X/7/2/33/xml |
| article xml file uploaded | 21 May 2018 10:22 CEST | Original file | - |
