title: Derivation of the Theis (1935) equation by substitution.
authors.affiliation: School of Design and Engineering, Philadelphia University, 4201 Henry Ave., Philadelphia, PA 19144, USA.
authors.forename: Reza
authors.initials: R
authors.lastname: Masoodi
authors.forename: Reza Namdar
authors.initials: RN
authors.lastname: Ghanbari
mesh_terms: D008962:Models, Theoretical