| article html file updated | 9 February 2020 14:27 CET | Update | https://www.mdpi.com/2073-4468/7/2/18 |
| article html file updated | 2 October 2019 18:34 CEST | Update | - |
| article html file updated | 1 May 2019 02:16 CEST | Update | - |
| article html file updated | 17 April 2019 02:47 CEST | Update | - |
| article html file updated | 29 March 2019 17:07 CET | Update | - |
| article html file updated | 9 August 2018 07:59 CEST | Update | - |
| article xml uploaded. | 9 August 2018 07:57 CEST | Update | https://www.mdpi.com/2073-4468/7/2/18/xml |
| article pdf uploaded. | 9 August 2018 07:57 CEST | Updated version of record | https://www.mdpi.com/2073-4468/7/2/18/pdf |
| article html file updated | 27 June 2018 12:02 CEST | Update | - |
| article html file updated | 19 April 2018 08:42 CEST | Original file | - |
| article pdf uploaded. | 19 April 2018 08:40 CEST | Version of Record | https://www.mdpi.com/2073-4468/7/2/18/pdf-vor |
| article xml file uploaded | 19 April 2018 08:40 CEST | Original file | - |
