TY - JOUR T1 - David Alan Walker. 18 August 1928 鈥� 13 February 2012 JO - Biographical Memoirs of Fellows of the Royal Society PY - 2014/12/01 AU - Horton P ED - DO - DOI: 10.1098/rsbm.2014.0007 PB - The Royal Society VL - 60 SP - 413 EP - 432 Y2 - 2025/05/31 ER -