1. Estimating man-hours to construct a ship's block using work measurement;Abbott,2011
2. Ability[Def 2]. (n.d.), Retrieved May 2015, from Dictionary.com: http://dictionary.reference.com/browse/ability.
3. Eye-hand coordination: oculomotor control in rapid aimed limb movements;Abrams;J. Exp. Psychol. Hum. Percept. Perform.,1990
4. Don't Abandon your work measurement cap;Aft;Ind. Eng.,2010
5. Modeling Human Performance: impacting system design, performance, and cost;Allender,2000