TY - JOUR AU - G. G. Islamov TI - On the minimum number of orthogonal constraints that eliminate natural oscillations with specific frequencies JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2003 SP - 78 EP - 81 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2003_5_a9/ LA - ru ID - IVM_2003_5_a9 ER -