TY  - RPRT
TI  - The piggyback balance experiment; an illustration of Archimedes' principles and Newton's third law 
PY  - 1994
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 5377
DO  - 10.6028/NIST.IR.5377
ER  -