TY  - JOUR
AU  - Pelayo, Álvaro
AU  - Tang, Xiudi
PY  - 2024
DO  - 10.1007/s11784-023-01089-1
SN  - 1661-7738
SN  - 1661-7746
UR  - https://hdl.handle.net/20.500.14352/129210
T2  - Journal of Fixed Point Theory and Applications
LA  - eng
PB  - Birkhäuser
TI  - Vũ Ngọc’s conjecture on focus-focus singular fibers with multiple pinched points
TY  - journal article
VL  - 26
ER  -