| article html file updated | 7 February 2020 21:19 CET | Update | https://www.mdpi.com/2304-6740/5/1/5 |
| article html file updated | 22 September 2019 20:32 CEST | Update | N/A |
| article html file updated | 4 May 2019 15:39 CEST | Update | N/A |
| article html file updated | 30 March 2017 03:27 CEST | Update | N/A |
| article html file updated | 12 January 2017 10:11 CET | Original file | N/A |
| article xml uploaded. | 12 January 2017 10:10 CET | Original file | https://www.mdpi.com/2304-6740/5/1/5/xml |
| article pdf uploaded. | 12 January 2017 10:10 CET | Version of Record | https://www.mdpi.com/2304-6740/5/1/5/pdf |
