TY - JOUR AU - V. I. Korzyuk AU - J. V. Rudzko TI - On the absence, non-uniqueness, and blow-up of classical solutions of mixed problems for the telegraph equation with a nonlinear potential JO - Problemy fiziki, matematiki i tehniki PY - 2024 SP - 73 EP - 78 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PFMT_2024_2_a12/ LA - en ID - PFMT_2024_2_a12 ER -