Puntip Toghaw. 2000. An eigenvalue problem for a large sparse skew symmetric matrix. Program of Applied Mathematics, Mahidol University;
Puntip Toghaw. (2000) An eigenvalue problem for a large sparse skew symmetric matrix . Mahidol University/Bangkok.
Puntip Toghaw. An eigenvalue problem for a large sparse skew symmetric matrix. . Bangkok:Mahidol University, 2000.
Puntip Toghaw. (2000) An eigenvalue problem for a large sparse skew symmetric matrix . Mahidol University/Bangkok.