| article html file updated | 9 February 2020 00:45 CET | Update | https://www.mdpi.com/2305-6304/6/1/3 |
| article html file updated | 29 September 2019 09:10 CEST | Update | - |
| article html file updated | 2 May 2019 07:06 CEST | Update | - |
| article html file updated | 18 April 2019 04:59 CEST | Update | - |
| article html file updated | 28 March 2018 03:43 CEST | Update | - |
| article html file updated | 29 December 2017 03:56 CET | Update | - |
| article xml uploaded. | 29 December 2017 03:55 CET | Update | https://www.mdpi.com/2305-6304/6/1/3/xml |
| article pdf uploaded. | 29 December 2017 03:55 CET | Updated version of record | https://www.mdpi.com/2305-6304/6/1/3/pdf |
| article html file updated | 21 December 2017 12:27 CET | Original file | - |
| article xml uploaded. | 21 December 2017 12:26 CET | Original file | - |
| article pdf uploaded. | 21 December 2017 12:26 CET | Version of Record | https://www.mdpi.com/2305-6304/6/1/3/pdf-vor |
