@article{WLTS06pami, 
  author="J.A. Ward and P. Lukowicz and G. Tr{\"o}ster and T. Starner",
  title="Activity Recognition of Assembly Tasks Using
Body-Worn Microphones and Accelerometers",   
  journal="IEEE Trans. Pattern Analysis and Machine Intelligence",
  year="2006",
  month="October",
 volume="28",
 number="10",
 pages="1553-1567",
}