| article html file updated | 9 February 2020 03:18 CET | Update | https://www.mdpi.com/2076-3271/6/1/5 |
| article html file updated | 29 September 2019 23:28 CEST | Update | - |
| article html file updated | 2 May 2019 01:46 CEST | Update | - |
| article html file updated | 18 April 2019 00:03 CEST | Update | - |
| article html file updated | 28 March 2019 16:07 CET | Update | - |
| article html file updated | 28 March 2018 10:21 CEST | Update | - |
| article html file updated | 16 January 2018 18:07 CET | Original file | - |
| article xml uploaded. | 16 January 2018 18:05 CET | Update | https://www.mdpi.com/2076-3271/6/1/5/xml |
| article xml uploaded. | 16 January 2018 18:05 CET | Original file | - |
| article pdf uploaded. | 16 January 2018 18:05 CET | Version of Record | https://www.mdpi.com/2076-3271/6/1/5/pdf |
