| article html file updated | 8 February 2020 03:17 CET | Update | https://www.mdpi.com/2304-6740/5/2/22 |
| article html file updated | 24 September 2019 06:05 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:47 CEST | Update | N/A |
| article html file updated | 30 June 2017 08:23 CEST | Update | N/A |
| article html file updated | 12 April 2017 12:10 CEST | Original file | N/A |
| article xml uploaded. | 12 April 2017 12:08 CEST | Original file | https://www.mdpi.com/2304-6740/5/2/22/xml |
| article pdf uploaded. | 12 April 2017 12:08 CEST | Updated version of record | https://www.mdpi.com/2304-6740/5/2/22/pdf |
| article pdf uploaded. | 10 April 2017 14:28 CEST | Version of Record | https://www.mdpi.com/2304-6740/5/2/22/pdf-vor |
