TY  - BOOK
AU  - Morth, Arthur H.
AU  - Smith, Edwin, coaut.Shumate, Kenesaw, coaut.
TI  - Pyritic systems: a mathematical model / by Arthur H. Morth,- Edwin E. Smith and Kenesaw S. Shumate
CY  - Washington, D.C. : Environmental Protection Agency
ER  -