ISBN 9783540080671 books & textbook
Coincidence Degree and Nonlinear Differential Equations (Lecture Notes in Mathematics, No.568) (Lecture Notes in Mathematics, 568)
Gaines, Robert E. Mawhin, Jean L.
Springer /1977-03-01 Paperback / 276 Pages
isbn-10: 3540080678 / isbn-13: 9783540080671
