https://doi.org/10.1002/cm.970100138 Cell Motility and the Cytoskeleton 10 (1-2): 342 (1988) - abbrev. as "Cell Motil. Cytoskel." Optical Approaches to the Dynamics of Cellular Motility: A Marine Biological Laboratory Centerary Symposium in Honor of Robert D. Allen Woods Hole, MA, USA, 5-8 October 1987 See also: http://www.biolbull.org/cgi/reprint/172/3/265.pdf (talks only listed here) Another (similar) paper (with an illustration): Ellis G.W. (1988) Scanned aperture light microscopy. In: Proceedings of the Forty-sixth Annual Meeting of EMSA. San Francisco Press, San Francisco, pp 48-49 http://books.google.cz/books?lr=&hl=cs&id=1KYbAQAAIAAJ&dq=editions%3ALCCN84646149&q=ASPSAM#search_anchor http://www.abebooks.com/servlet/SearchResults?bsi=30&tn=proceedings+electron+microscopy+society+america+annual+meeting&prevpage=1 (Proceedings of the Electron Microscopical Society of America) page 342 © 1988 Alan R. Liss, Inc. (now "Wiley-Liss, Inc.")