@article{OroszKovacsGulyasSoetetetal.1988, author = {Z. Orosz Kovacs and S. Guly{\´a}s and F. Soet{\´e}t and S. Horv{\´a}th}, title = {Periodicity of Nectar Production of Sour Cherry Cv. >P{\´a}ndy 11<}, journal = {D. Plecas (Ed.), Working Papers. Vol. 2, Osijek (Faculty of Education) and P{\´e}cs (Faculty of Education) 1988, pp. 297-308.}, year = {1988}, }