B. V. Karpov, “Monads of Stable Non-bundles on $\mathbb P^2$”, Trudy Mat. Inst. Steklova, 246 (2004), 154–157; Proc. Steklov Inst. Math., 246 (2004), 142–145
1999
2.
B. V. Karpov, “$S$-duality testing and exceptional bundles”, Izv. RAN. Ser. Mat., 63:1 (1999), 107–122; Izv. Math., 63:1 (1999), 103–117
B. V. Karpov, D. Yu. Nogin, “Three-block exceptional collections over Del Pezzo surfaces”, Izv. RAN. Ser. Mat., 62:3 (1998), 3–38; Izv. Math., 62:3 (1998), 429–463
B. V. Karpov, “On the structure of rigid semistable sheaves on algebraic surfaces”, Mat. Zametki, 64:5 (1998), 692–700; Math. Notes, 64:5 (1998), 600–606