Unsteady magneto-hydrodynamics flow between two orthogonal moving porous plates Kashif Ali Khan, Asma Rashid Butt, Nauman Raza and K. Maqbool Eur. Phys. J. Plus, 134 1 (2019) 1 Published online: 08 January 2019 DOI: 10.1140/epjp/i2019-12286-x