| article html file updated | 8 February 2020 00:58 CET | Update | https://www.mdpi.com/2076-3417/7/3/259 |
| article html file updated | 23 September 2019 17:06 CEST | Update | N/A |
| article html file updated | 4 May 2019 07:47 CEST | Update | N/A |
| article html file updated | 28 March 2017 03:42 CEST | Update | N/A |
| article html file updated | 10 March 2017 11:45 CET | Original file | N/A |
| article xml uploaded. | 10 March 2017 11:43 CET | Original file | https://www.mdpi.com/2076-3417/7/3/259/xml |
| article pdf uploaded. | 10 March 2017 11:43 CET | Updated version of record | https://www.mdpi.com/2076-3417/7/3/259/pdf |
| article pdf uploaded. | 7 March 2017 13:11 CET | Version of Record | https://www.mdpi.com/2076-3417/7/3/259/pdf-vor |
