| article html file updated | 9 February 2020 06:09 CET | Update | https://www.mdpi.com/1424-8247/11/1/18 |
| article html file updated | 30 September 2019 16:28 CEST | Update | N/A |
| article html file updated | 29 September 2019 08:27 CEST | Update | N/A |
| article html file updated | 1 May 2019 19:32 CEST | Update | N/A |
| article html file updated | 17 April 2019 18:41 CEST | Update | N/A |
| article html file updated | 28 March 2019 22:18 CET | Update | N/A |
| article html file updated | 26 March 2018 17:20 CEST | Update | N/A |
| article html file updated | 11 February 2018 12:26 CET | Original file | N/A |
| article xml uploaded. | 11 February 2018 12:24 CET | Update | https://www.mdpi.com/1424-8247/11/1/18/xml |
| article xml uploaded. | 11 February 2018 12:24 CET | Original file | N/A |
| article pdf uploaded. | 11 February 2018 12:24 CET | Updated version of record | https://www.mdpi.com/1424-8247/11/1/18/pdf |
| article pdf uploaded. | 9 February 2018 17:49 CET | Version of Record | https://www.mdpi.com/1424-8247/11/1/18/pdf-vor |
