Citation: Ys. Duan et al., THE BIFURCATION-THEORY OF THE GAUSS-BONNET-CHERN TOPOLOGICAL CURRENT AND MORSE FUNCTION, Nuclear physics. B, 514(3), 1998, pp. 705-720
Citation: Ys. Duan et S. Li, THE EVOLUTION OF THE TOPOLOGICAL-STRUCTURE OF THE INTEGRAL QUANTUM HALL-EFFECT, Physics letters. A, 246(1-2), 1998, pp. 172-180
Citation: Ys. Duan et Xg. Li, GENERAL DECOMPOSITION OF SPIN CONNECTION AND TOPOLOGICAL-STRUCTURE INGAUSS-BONNET-CHERN DENSITY, Communications in Theoretical Physics, 29(2), 1998, pp. 237-244
Citation: Ys. Duan et al., THE QUANTIZATION AND PRODUCTION OF THE SPACE-TIME DEFECTS IN THE EARLY UNIVERSE, International journal of modern physics A, 13(12), 1998, pp. 2001-2012
Citation: Gh. Yang et Ys. Duan, 4TH-ORDER TOPOLOGICAL TENSOR CURRENT AND FOCKS COORDINATE CONDITION, Modern physics letters A, 13(10), 1998, pp. 745-752
Citation: Ys. Duan et Ss. Feng, GENERAL COVARIANT CONSERVATIVE ANGULAR-MOMENTUM FOR TOPOLOGICALLY MASSIVE GRAVITY, Communications in Theoretical Physics, 27(3), 1997, pp. 343-348
Citation: Ys. Duan et al., THE ORIGIN AND BIFURCATION OF THE SPACE-TIME DEFECTS IN THE EARLY UNIVERSE, General relativity and gravitation, 29(6), 1997, pp. 715-725
Citation: Ss. Feng et Ys. Duan, CONSERVATIVE ANGULAR-MOMENTUM AS SU(2) CHARGES IN COMPLEX GRAVITY, Communications in Theoretical Physics, 25(4), 1996, pp. 485-490
Citation: Ys. Duan et Ss. Feng, GENERAL COVARIANT CONSERVATION LAW OF ANGULAR-MOMENTUM IN GENERAL-RELATIVITY, Communications in Theoretical Physics, 25(1), 1996, pp. 99-104
Citation: Ys. Duan et Xg. Lee, GENERAL DECOMPOSITION-THEORY OF SPIN CONNECTIONS TOPOLOGICAL-STRUCTURE OF GAUSS-BONNET-CHERN DENSITY AND THE MORSE-THEORY, Helvetica Physica Acta, 68(6), 1995, pp. 513-530
Citation: Ss. Feng et Ys. Duan, CONSERVATIVE QUANTITIES AND THEIR ALGEBRA IN THE SELF-DUAL GRAVITY, General relativity and gravitation, 27(8), 1995, pp. 887-903
Citation: Sl. Zhang et Ys. Duan, A NEW REALIZATION OF QUANTUM ALGEBRA SU(Q)(2) IN TERMS OF THE BASIS OF LIE-ALGEBRA SU(2), Communications in Theoretical Physics, 22(2), 1994, pp. 249-252
Citation: Ys. Duan et al., GAUGE POTENTIAL DECOMPOSITION, SPACE-TIME DEFECTS, AND PLANCKS-CONSTANT, Journal of mathematical physics, 35(9), 1994, pp. 4463-4468
Citation: Sl. Zhang et Ys. Duan, THE QUANTUM GROUP SUQ(2) AND Q-ANALOG OF ANGULAR-MOMENTUM OPERATORS IN QUANTUM-MECHANICS, International journal of theoretical physics, 33(6), 1994, pp. 1229-1235
Citation: Yg. Miao et Ys. Duan, AN ALTERNATIVE LORENTZ-TYPE SYMMETRY OF THE THEORY OF CHIRAL BOSONS WITH INTERACTIONS, Communications in Theoretical Physics, 20(1), 1993, pp. 125-128
Citation: Ys. Duan et Xh. Meng, TOPOLOGICAL GAUGE-THEORY OF DISLOCATION IN GENERAL DECOMPOSITION GAUGE POTENTIAL FORMULATION, International journal of engineering science, 31(8), 1993, pp. 1173-1176