Á. Farkas, J. Orosz-Kovács, L. G. Szabó, and T. Bubán, “Floral attractivity of pear cultivar ’Cinderi’”, Int. j. hortic. sci., vol. 6, no. 1, pp. 102–109., Feb. 2000, doi: 10.31421/IJHS/6/1/78.