Scholarly Index

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Explore peer-reviewed publications across digital research, environmental science, social studies, and applied interdisciplinary fields.

4,696 Indexed articles
12 Active journals
8,658 Contributing authors

Showing 159 indexed results

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Evidence on ecological dynamics and constraints-led coaching in tennis: a systematic review of skill acquisition, performance, and technology integration

Andre Igoresky • Mario Febrian • Ifdil Ifdil

The study reviewed a body of research on the effects of Ecological Dynamics and the Constraints-Led Approach (CLA) in tennis coaching, looking for a pattern of evidence. Using Scopus and following...

Lentera Negeri July 2026 10.29210/992920
Publication 2026
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Research Article Indexed

Dampak fluktuasi suku bunga terhadap profitabilitas pada PT. Bank Rakyat Indonesia (Persero) Tbk

Ennis Sarenah Kriekhoff • Victor Amanusa Talakua • Johanis M. Tetelepta • Albertus Lalaun

Penelitian ini merevisi dan memperkuat analisis hubungan fluktuasi suku bunga kebijakan dengan profitabilitas PT Bank Rakyat Indonesia (Persero) Tbk (BBRI) selama 2023Q1-2026Q1. Penelitian menggunakan data sekunder triwulanan aktual sebanyak 13...

Lentera Negeri July 21, 2026 10.29210/992580
Research Article Indexed

Domain-specific physical literacy profiles of elementary physical education teachers in rhythmic activity instruction

Ranintya Meikahani • Aris Fajar Pambudi • Soni Nopembri • Hari Yuliarto • Nur Sita Utami

Teachers' own physical literacy, a necessary condition for effective instruction, remains relatively unexplored, especially in the context of rhythmic activity within non-Western elementary school settings. This paper investigates the level of...

Lentera Negeri July 20, 2026 10.29210/992870
Research Article Indexed

Coach communication and athlete performance: toward an integrated framework of verbal, nonverbal, and relational mechanisms

Irwansyah Siregar • Fahmy Zidhan Kurniawan • Cut Muetia Balqhis • Nurrodiah Siregar • Yunus Abadi • Zahrian Perangin-angin • Fuji Amanda • Rinaldi Rinaldi

This systematic literature review critically synthesized peer-reviewed research on coach communication skills and their effects on athlete performance, motivation, and well-being. Guided by the PRISMA 2020 framework and the FICO quality-appraisal...

Lentera Negeri July 19, 2026 10.29210/992900
Research Article Indexed

The impact of the indonesian nickel industry downstreaming policy especially

Ali Martin • Ismiyatun Ismiyatun • Saadatul Musthoifiyah

This study examines the impact of Indonesia's nickel industry downstreaming policy, focusing on Morowali Regency, Central Sulawesi. Employing a qualitative library research method, the study analyzes Foreign Direct Investment theory regarding...

Lentera Negeri July 18, 2026 10.29210/992590
Research Article Indexed

Petanque pointing test: development and psychometric validation of a performance-based field instrument

Raihan Huzaky Arvajs • Nurul Ihsan • Muhammad Sazeli Rifki • Zulbahri Zulbahri

The aim of this research was to design and validate the Petanque Test Pointing (PTP). The research design was a product development (R&D), the five-step ADDIE (namely: Analysis, Design, Development, Implementation, and Evaluation). For...

Lentera Negeri July 18, 2026 10.29210/992830
Research Article Indexed

Prediksi keterampilan bertanding atlet remaja pencak silat berdasarkan persepsi situasional dan motivasi: pendekatan analisis jalur

Elsa Rahma Yani • Nurul Ihsan • Tjung Hauw Sin • Rika Sepriani

Kondisi fisik dan keterampilan teknis sering dianggap sebagai faktor utama yang menentukan performa atlet bela diri. Namun, penelitian terkini menunjukkan bahwa faktor psikologis, khususnya persepsi situasional dan motivasi, turut berperan...

Lentera Negeri July 17, 2026 10.29210/992710
Research Article Indexed

Development of a drill-based shooting training methodology with experts' verification for footballers aged 13-17 years

Rizki Ade Syukra • Ridho Bahtra • Syahrial Bakhtiar • Alex Aldha Yudi

Shooting accuracy is a crucial determinant of scoring success in soccer. However, many youth football development programs continue to rely on repetitive training methods that may reduce player engagement and limit technical skill development....

Lentera Negeri July 17, 2026 10.29210/992760
Research Article Indexed

Management of oil and natural gas by PT. pertamina in the context of national energy security

Syawal Fahmi • Mohammad Aldilla Muntazar • Rita Paramawati • Asadur Rahman Muhammad

This study examines the role of PT. Pertamina in managing oil, natural gas, and renewable energy in Indonesia, particularly in the context of national energy security. Using a qualitative approach with a literature review and library research,...

Lentera Negeri July 14, 2026 10.29210/992180
Research Article Indexed

Agility moderates the effectiveness of small-sided games versus drill training on fundamental football skills in youth players

Sulisa Sri Purnama • Roma Irawan • Arsil Arsil • Ridho Bahtra

Small-sided games (SSG) and analytic drills are widely used to develop fundamental football skills, yet their effectiveness may depend on player characteristics. This study examined the influence of agility on the effectiveness of SSG and drill...

Lentera Negeri July 13, 2026 10.29210/992720