| article html file updated | 7 February 2020 21:29 CET | Update | https://www.mdpi.com/2073-4344/7/1/26 |
| article html file updated | 22 September 2019 21:28 CEST | Update | N/A |
| article html file updated | 4 May 2019 15:16 CEST | Update | N/A |
| article html file updated | 7 February 2017 04:07 CET | Update | N/A |
| article html file updated | 19 January 2017 04:27 CET | Update | N/A |
| article xml uploaded. | 19 January 2017 04:26 CET | Update | https://www.mdpi.com/2073-4344/7/1/26/xml |
| article pdf uploaded. | 19 January 2017 04:26 CET | Updated version of record | https://www.mdpi.com/2073-4344/7/1/26/pdf |
| article html file updated | 14 January 2017 06:11 CET | Original file | N/A |
| article xml uploaded. | 14 January 2017 06:10 CET | Original file | N/A |
| article pdf uploaded. | 14 January 2017 06:10 CET | Version of Record | https://www.mdpi.com/2073-4344/7/1/26/pdf-vor |
