I. Burban and W. Duma, “Projective transformations of a plane,” U sviti Mathematyky, vol. 4, no. 2, 1998.
LibreCat: /record/44541

I. Burban and W. Duma, “Projective transformations of a plane and three-dimensional space,” U sviti Mathematyky, vol. 4, no. 4, 1998.
LibreCat: /record/44540

I. Burban, “Rational parameterization of algebraic curves,” U sviti Mathematyky, vol. 4, no. 1, 1998.
LibreCat: /record/44542

J. Hilgert and K.-H. Neeb, “Invariant Cones in Real Representations,” in Positivity in Lie Theory: Open Problems, J. Hilgert, J. D. Lawson, K.-H. Neeb, and E. B. Vinberg, Eds. Berlin: De Gruyter, 1998.
LibreCat: /record/51477

J. Hilgert and W. Bertram, “Reproducing Kernels on Vector Bundles,” in Lie Theory and its Applications in Physics, H. D. Doebner, V. Dobrev, and J. Hilgert, Eds. Singapore: World Scientific, 1998.
LibreCat: /record/51475

J. Hilgert and W. Bertram, “Hardy Spaces and Analytic Continuation of Bergman Spaces,” Bull. Math. Soc. Francaise, vol. 126, pp. 435–482, 1998.
LibreCat: /record/51425

J. Hilgert and K.-H. Neeb, “Poisson Lie Groups and Non-Linear Convexity Theorems,” Math. Nachr., vol. 191, pp. 153–187, 1998.
LibreCat: /record/51426

J. Hilgert, H.-D. Doebner, and V. K. Dobrev, Eds., Lie Theory and its Applcations in Physics II. World Scientific, 1998.
LibreCat: /record/51594

J. Hilgert, J. D. Lawson, K.-H. Neeb, and E. B. Vinberg, Eds., Positivity in Lie Theory. De Gruyter, , 1998.
LibreCat: /record/51593

K. Hesse, Wachstumsverhalten von Lösungen der $verline\'70artial$-Gleichung auf Pseudo-Siegel-Gebieten. 1998.
LibreCat: /record/54376