https://en.m.wikipedia.org/wiki/Timothy_Winter

Abdel Hakim Murad received a PhD thesis at the Vrije Universiteit Amsterdam.

https://docdrop.org/pdf/Benford---2018---POPULAR-IDIOMS-IN-SELECT-ORGAN-WORKS-OF-a3lu2.pdf/

POPULAR IDIOMS IN SELECT ORGAN WORKS OF NAJI HAKIM, JON LAUKVIK, AND WOLF-GÜNTER LEIDEL

Benford, A 2018

Hakim - Gershwinesca, Bach-orama Laukvik - Suite for Organ Leidel - Taccata Delectatione