Mathematics Benchmarking Report: TIMSS 1999–Eighth Grade
Achievement for U.S. states and districts in an international context
Mullis, Ina V.S.
Martin, Michael O.
Gonzalez, Eugenio J.
O'Connor, Kathleen M.
Chrostowski, Steven J.
Gregory,Kelvin D.
Garden, Robert A.
Smith, Teresa A.
Boston College , Chestnut Hill, MA (2001)