Torsten Hägerstrand

Innovationsförloppet ur korologisk synpunkt

Torsten Hägerstrand

1953

Innovation diffusion as a spatial process

Torsten Hägerstrand

The propagation of innovation waves

Torsten Hägerstrand

1952

Research and Policy-Making

Torsten Hägerstrand

1982

A look at the political geography of environmental management

Torsten Hägerstrand

1995

Om tidens vidd och tingens ordning

Torsten Hägerstrand

1991

Urbaniseringen

Torsten Hägerstrand

1970

The identification of progress in learning

Torsten Hägerstrand

1985

Information systems for regional development: a seminar

Torsten Hägerstrand

1971

Geographers of Norden

Torsten Hägerstrand

1988