| article html file updated | 9 February 2020 03:57 CET | Update | https://www.mdpi.com/2073-445X/7/1/15 |
| article html file updated | 30 September 2019 03:16 CEST | Update | - |
| article html file updated | 2 May 2019 00:21 CEST | Update | - |
| article html file updated | 17 April 2019 22:49 CEST | Update | - |
| article html file updated | 28 March 2019 17:33 CET | Update | - |
| article html file updated | 27 March 2018 12:46 CEST | Update | - |
| article html file updated | 23 January 2018 07:45 CET | Original file | - |
| article xml uploaded. | 23 January 2018 07:43 CET | Original file | https://www.mdpi.com/2073-445X/7/1/15/xml |
| article pdf uploaded. | 23 January 2018 07:43 CET | Version of Record | https://www.mdpi.com/2073-445X/7/1/15/pdf |
