| article html file updated | 8 February 2020 00:30 CET | Update | https://www.mdpi.com/2075-4701/7/3/77 |
| 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 | 28 March 2017 11:06 CEST | Update | N/A |
| article html file updated | 1 March 2017 07:10 CET | Original file | N/A |
| article xml uploaded. | 1 March 2017 07:09 CET | Update | https://www.mdpi.com/2075-4701/7/3/77/xml |
| article pdf uploaded. | 1 March 2017 07:09 CET | Version of Record | https://www.mdpi.com/2075-4701/7/3/77/pdf |
