Logroño, C.J.B. and Esguerra, J.P.H. 2023. Equilibrium states of a rigid dumbbell test mass in the Sitnikov circular-restricted (2+2)-body problem. Proceedings of the Samahang Pisika ng Pilipinas, 41(1), SPP-2023-PB-36. URL: https://proceedings.spp-online.org/article/view/SPP-2023-PB-36.