Volume 3, No. 2, June 1988
"Constant isotropic submanifolds with 4-planar geodesics immersed in quaternionic projective spaces "
Jin Suk Pak and Jang Chun Jeong
"Normalisation at the triangular equilibria in the doubly photogravitational restricted problems "
Vijay Kumar and R.K. Choudhry