| article html file updated | 8 February 2020 00:30 CET | Update | https://www.mdpi.com/2073-4433/8/3/49 |
| article html file updated | 23 September 2019 14:16 CEST | Update | N/A |
| article html file updated | 4 May 2019 08:53 CEST | Update | N/A |
| article html file updated | 27 March 2017 09:44 CEST | Update | N/A |
| article html file updated | 1 March 2017 05:23 CET | Original file | N/A |
| article xml uploaded. | 1 March 2017 05:21 CET | Original file | https://www.mdpi.com/2073-4433/8/3/49/xml |
| article pdf uploaded. | 1 March 2017 05:21 CET | Version of Record | https://www.mdpi.com/2073-4433/8/3/49/pdf |
