Stability analysis of a high-step-Up DC grid-connected two-stage boost DC-DC converterA. El Aroudi, D. Giaouris, K. Mandal, S. Banerjee, A. Abusorrah, M. Al-Hindawi and Y. Al-TurkiMATEC Web of Conferences, 16 (2014) 06002DOI: https://doi.org/10.1051/matecconf/20141606002