1. The influence of the physical-geographic environment on the biogenous matter delivery to the lake;E. Bajkiewicz-Grabowska;J. Hydrol. Sci,1981
2. Ecological characteristics of lakes in North-Eastern Poland versus their trophic gradient. II. Lake catchment areas-physico-geographical environment description of the region and 43 lakes;E. Bajkiewicz-Grabowska;Ekol. Pol,1983
3. Struktura fizyczno-geograficzna zlewni jako podstawa oceny dostawy materii biogennej do jezior (Effect of the physical geographic environment on the biogenus matter delivery to the lakes);E. Bajkiewicz-Grabowska;Pr. Stud. Geogr. UW,1985
4. Lake geoecosystem as an indicator of the rate of natural eutrophication of water reservoirs;E. Bajkiewicz-Grabowska;Limnol. Rev,2008
5. A trophic index for lakes;R. Carlson;Limnol. Oceanogr,1977