2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/44728We derive electroweak Z-string solutions in the Glashow-Weinberg-Salam model with two Higgs doublets. The existence of such solutions in particular requires a specific relation between the ratio of the two Higgs vacuum expectation values, {\it i.e.} $\tanβ$, and the couplings in the Higgs potential.9 pages, LatexHigh Energy Physics - Phenomenologytext