| article html file updated | 9 February 2020 10:14 CET | Update | https://www.mdpi.com/2073-4352/8/3/138 |
| article html file updated | 1 October 2019 17:31 CEST | Update | - |
| article html file updated | 1 May 2019 10:55 CEST | Update | - |
| article html file updated | 17 April 2019 10:45 CEST | Update | - |
| article html file updated | 29 March 2019 07:24 CET | Update | - |
| article html file updated | 26 March 2018 12:37 CEST | Update | - |
| article html file updated | 17 March 2018 11:47 CET | Original file | - |
| article xml uploaded. | 17 March 2018 11:46 CET | Original file | https://www.mdpi.com/2073-4352/8/3/138/xml |
| article pdf uploaded. | 17 March 2018 11:46 CET | Version of Record | https://www.mdpi.com/2073-4352/8/3/138/pdf |
