| article html file updated | 9 February 2020 13:04 CET | Update | https://www.mdpi.com/2076-2615/8/4/54 |
| article html file updated | 2 October 2019 10:18 CEST | Update | - |
| article html file updated | 1 May 2019 04:57 CEST | Update | - |
| article html file updated | 17 April 2019 05:12 CEST | Update | - |
| article html file updated | 29 March 2019 13:58 CET | Update | - |
| article html file updated | 1 May 2018 10:21 CEST | Update | - |
| article html file updated | 9 April 2018 13:05 CEST | Original file | - |
| article xml uploaded. | 9 April 2018 13:04 CEST | Original file | https://www.mdpi.com/2076-2615/8/4/54/xml |
| article pdf uploaded. | 9 April 2018 13:04 CEST | Version of Record | https://www.mdpi.com/2076-2615/8/4/54/pdf |
