“INTEGRATING COST-PLUS AND MARKET-BASED PRICING STRATEGIES TO SUSTAIN GROSS MARGIN: A CASE STUDY OF AN INDONESIAN PRECAST CONCRETE MANUFACTURER: (Studi Kasus Pada PT. Bogor Persada Indonesia)”, jamanta, vol. 5, no. 1, pp. 46–66, Aug. 2026, doi: 10.36563/jamanta.v5i1.1659.