| article html file updated | 8 February 2020 00:42 CET | Update | https://www.mdpi.com/2073-4352/7/3/74 |
| article html file updated | 23 September 2019 15:28 CEST | Update | N/A |
| article html file updated | 4 May 2019 08:23 CEST | Update | N/A |
| article html file updated | 28 March 2017 09:06 CEST | Update | N/A |
| article html file updated | 6 March 2017 02:02 CET | Original file | N/A |
| article xml uploaded. | 6 March 2017 02:00 CET | Original file | https://www.mdpi.com/2073-4352/7/3/74/xml |
| article pdf uploaded. | 6 March 2017 02:00 CET | Updated version of record | https://www.mdpi.com/2073-4352/7/3/74/pdf |
| article pdf uploaded. | 3 March 2017 12:00 CET | Version of Record | https://www.mdpi.com/2073-4352/7/3/74/pdf-vor |
