| article html file updated | 9 February 2020 03:04 CET | Update | https://www.mdpi.com/2076-0752/7/1/3 |
| article html file updated | 2 May 2019 02:14 CEST | Update | - |
| article html file updated | 18 April 2019 00:29 CEST | Update | - |
| article html file updated | 28 March 2019 15:34 CET | Update | - |
| article html file updated | 26 March 2018 15:52 CEST | Update | - |
| article html file updated | 18 January 2018 10:45 CET | Update | - |
| article xml uploaded. | 18 January 2018 10:44 CET | Update | https://www.mdpi.com/2076-0752/7/1/3/xml |
| article pdf uploaded. | 18 January 2018 10:44 CET | Updated version of record | https://www.mdpi.com/2076-0752/7/1/3/pdf |
| article html file updated | 15 January 2018 07:48 CET | Original file | - |
| article xml uploaded. | 15 January 2018 07:47 CET | Original file | - |
| article pdf uploaded. | 15 January 2018 07:47 CET | Version of Record | https://www.mdpi.com/2076-0752/7/1/3/pdf-vor |
