1. Some morphological, anatomical and physiological changes in the pear fruit (Pyrus communis var. Williams Bon Crétien) during development and following harvest;Bain;Aust. J. Bot.,1961
2. Parthenocarpy of pears and apples;Gorter;J. Hortic. Sci.,1958
3. A comparison of growth, maturity and quality of seedless and seeded Barlett pears;Griggs,1957
4. Uber die Veranderlichkeit der Fruchtgestalt bei der Birnensorte ‘Conference’;Schander,1955
5. The morphogenesis of the inflorescence, flower and fruit of Pyrus nivalis Jacquin var. orientalis ‘Terpo’;Staritski;Meded. Landbouw hogesch., Wageningen,1970