| No. | Vol. | Page | Authors | Title | Language |
| 1 | 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 |
| 2 | 38 | 23 | Gregorczyk A, Smagacz J., Hury G., Błasik S. | Application of multivariate methods for evaluation of relationships between qualitative traits of grain and flour of winter wheat varieties | Polish |
| 3 | 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 |
| 4 | 34 | 177 | Szczepanik M., Wesołowska-Janczarek M., Dziki D. | Application of dummy variables to comparison of regression equations | Polish |