Differential equations : Proceedings from the Uppsala 1977 Internat. Conference on Differential Equations, held at Uppsala, Sweden April 18-23, 1977 /
ed. by G. Berg ... [et al.].
- Stockholm : Almqvist u. Wiksell, 1977.
- xvi, 198 p.
- Uppsala Universitet. Symposia Universitatis Upsaliensis annum quingentesimum celebrantis. .