[1]
HARITON, A. and CALMUŢCHI, L. 2019. TEOREMA CELOR TREI PERPENDICULARE ŞI RECIPROCELE EI. Acta et Commentationes Sciences of Education . 3, 2 (Jun. 2019), 118-125. DOI:https://doi.org/10.36120/2587-3636.v3i2.118-125.