| No. | Vol | Page | Authors | Title | Language |
| 1 | 41 | 221 | Kaźmierczak K., Pazdrowski W., Jędraszak A., Szymański M., Nawrot M. | Crown width of a tree and its relationships with age, height and diameter at breast height based on common oak (Quercus Robur L.) | English |
| 2 | 39 | 147 | Kaźmierczak K., Pazdrowski W., Szymański M., Nawrot M. | Fluctuations in mean stem volume of common oak (Quercus robur L.) depending on age of trees | English |
| 3 | 39 | 157 | Kaźmierczak K., Pazdrowski W., Szymański M., Nawrot M. | Statistical characteristics of double bark thickness at breast height based on pine (Pinus sylvestris L.), larch (Larix decidua mill.) and oak (Quercus robur L.) | English |
| 4 | 38 | 107 | Kaźmierczak K., Pazdrowski W., Mańka K., Szymański M., Nawrot M. | Analysis of growth and increment in height of common oak (Quercus Robur l.) | English |