| article html file updated | 9 February 2020 10:05 CET | Update | https://www.mdpi.com/2073-4352/8/3/137 |
| article html file updated | 1 October 2019 16:41 CEST | Update | N/A |
| article html file updated | 1 May 2019 11:13 CEST | Update | N/A |
| article html file updated | 17 April 2019 11:03 CEST | Update | N/A |
| article html file updated | 29 March 2019 07:05 CET | Update | N/A |
| article html file updated | 26 March 2018 12:37 CEST | Update | N/A |
| article html file updated | 16 March 2018 10:05 CET | Original file | N/A |
| article xml uploaded. | 16 March 2018 10:04 CET | Original file | https://www.mdpi.com/2073-4352/8/3/137/xml |
| article pdf uploaded. | 16 March 2018 10:04 CET | Version of Record | https://www.mdpi.com/2073-4352/8/3/137/pdf |
