You may also wish to search for items by Alspach, P. and Alspach.
Only one matching reference was found.
Rowan, D.D.; Hunt, M.B.; Alspach, P.A.; Whitworth, C.J.; Oraguzie, N.C., Heriability and genetic and phenotypic correlations of apple (Malus x domestica) fruit volatiles in a genetically diverse breeding population, J. Agric. Food Chem., 2009, 57, 17, 7944-7952, https://doi.org/10.1021/jf901359r . [all data]