TY - JOUR T1 - Extensions of Lie superalgebras and supersymmetric Abelian gauge fields. JF - Phys. Lett. B 193 (1987), no. 1, 61-66. Y1 - 1987 A1 - Giovanni Landi A1 - Giuseppe Marmo PB - SISSA Library UR - http://hdl.handle.net/1963/507 U1 - 3397 U2 - Mathematics U3 - Mathematical Physics ER -