boundary value problems. finite element method (FEM). gravity. heights. levelling. vertical geodetic control. (quasi) geoidČunderlík, Róbert, 1974- A detailed quasigeoid model of the Hong Kong territories computed by applying a finite-element method of solving the oblique derivative boundary-value problem. -- 10.1515/jogs-2022-0153. -- 000972185600001. -- 2-s2.0-85153510363. Tenzer, Robert. Macák, Marek, 1985-. Zahorec, Pavol, 1975-. Papčo, Juraj, 1978-. Nsiah Ababio, Albertini In: Journal of geodetic science. -- ISSN 2081-9943. -- Vol. 13, iss. 1 (2023), online, [13] s., art. no. 20220153.