| article html file updated | 9 February 2020 10:14 CET | Update | https://www.mdpi.com/2079-9276/7/1/22 |
| article html file updated | 1 May 2019 10:56 CEST | Update | - |
| article html file updated | 17 April 2019 10:47 CEST | Update | - |
| article html file updated | 29 March 2019 07:23 CET | Update | - |
| article html file updated | 27 March 2018 12:21 CEST | Update | - |
| article html file updated | 17 March 2018 11:40 CET | Original file | - |
| article xml uploaded. | 17 March 2018 11:38 CET | Original file | https://www.mdpi.com/2079-9276/7/1/22/xml |
| article pdf uploaded. | 17 March 2018 11:38 CET | Version of Record | https://www.mdpi.com/2079-9276/7/1/22/pdf |
