APA (7th ed.) Citation

Viitala, P., & Fogelberg, P. (1977). Distance decay functions in urban floor-area distributions.

Chicago Style (17th ed.) Citation

Viitala, Pentti, and Paul Fogelberg. Distance Decay Functions in Urban Floor-area Distributions. Helsinki, 1977.

MLA (9th ed.) Citation

Viitala, Pentti, and Paul Fogelberg. Distance Decay Functions in Urban Floor-area Distributions. 1977.

Warning: These citations may not always be 100% accurate.